diff --git a/application/Espo/Classes/FieldValidators/PhoneType.php b/application/Espo/Classes/FieldValidators/PhoneType.php
index 493ef38d3b..76d831c849 100644
--- a/application/Espo/Classes/FieldValidators/PhoneType.php
+++ b/application/Espo/Classes/FieldValidators/PhoneType.php
@@ -29,25 +29,27 @@
 
 namespace Espo\Classes\FieldValidators;
 
+use Brick\PhoneNumber\PhoneNumber;
+use Brick\PhoneNumber\PhoneNumberParseException;
+use Espo\Core\Utils\Config;
 use Espo\Core\Utils\Metadata;
 use Espo\ORM\Defs;
 use Espo\ORM\Entity;
 
 use stdClass;
 
+/**
+ * @noinspection PhpUnused
+ */
 class PhoneType
 {
-    private Metadata $metadata;
-
-    private Defs $defs;
-
     private const DEFAULT_MAX_LENGTH = 36;
 
-    public function __construct(Metadata $metadata, Defs $defs)
-    {
-        $this->metadata = $metadata;
-        $this->defs = $defs;
-    }
+    public function __construct(
+        private Metadata $metadata,
+        private Defs $defs,
+        private Config $config
+    ) {}
 
     public function checkRequired(Entity $entity, string $field): bool
     {
@@ -193,7 +195,22 @@ class PhoneType
 
         $preparedPattern = '/^' . $pattern . '$/';
 
-        return (bool) preg_match($preparedPattern, $number);
+        if (!preg_match($preparedPattern, $number)) {
+            return false;
+        }
+
+        if (!$this->config->get('phoneNumberInternational')) {
+            return true;
+        }
+
+        try {
+            $numberObj = PhoneNumber::parse($number);
+        }
+        catch (PhoneNumberParseException) {
+            return false;
+        }
+
+        return $numberObj->isPossibleNumber();
     }
 
     protected function isNotEmpty(Entity $entity, string $field): bool
diff --git a/application/Espo/Resources/defaults/config.php b/application/Espo/Resources/defaults/config.php
index 19e11c93d5..cd4d41399d 100644
--- a/application/Espo/Resources/defaults/config.php
+++ b/application/Espo/Resources/defaults/config.php
@@ -279,6 +279,8 @@ return [
     'oidcScopes' => ['profile', 'email', 'phone'],
     'listViewSettingsDisabled' => false,
     'cleanupDeletedRecords' => true,
-    'phoneNumberNumericSearch' => false,
+    'phoneNumberNumericSearch' => true,
+    'phoneNumberInternational' => true,
+    'phoneNumberPreferredCountryList' => ['us', 'de'],
     'isInstalled' => false,
 ];
diff --git a/application/Espo/Resources/i18n/en_US/Global.json b/application/Espo/Resources/i18n/en_US/Global.json
index 35988853ac..5986c3b5a9 100644
--- a/application/Espo/Resources/i18n/en_US/Global.json
+++ b/application/Espo/Resources/i18n/en_US/Global.json
@@ -305,6 +305,10 @@
         "fieldNotMatchingPattern$uriOptionalProtocol": "{field} must be a valid URL",
         "fieldInvalid": "{field} is invalid",
         "fieldIsRequired": "{field} is required",
+        "fieldPhoneInvalid": "{field} is invalid",
+        "fieldPhoneInvalidCode": "Invalid country code",
+        "fieldPhoneTooShort": "{field} is too short",
+        "fieldPhoneTooLong": "{field} is too long",
         "fieldPhoneInvalidCharacters": "Only digits, latin letters and characters `-+_@:#().` are allowed",
         "fieldShouldBeEmail": "{field} should be a valid email",
         "fieldShouldBeFloat": "{field} should be a valid float",
diff --git a/application/Espo/Resources/i18n/en_US/Import.json b/application/Espo/Resources/i18n/en_US/Import.json
index 96c5fc0c90..75a56003c9 100644
--- a/application/Espo/Resources/i18n/en_US/Import.json
+++ b/application/Espo/Resources/i18n/en_US/Import.json
@@ -71,6 +71,9 @@
         "confirmRemoveImportLog" : "This will remove the import log. All imported records will be kept. You won't be able to revert import results. Are you sure?",
         "removeImportLog": "This will remove the import log. All imported records will be kept. Use it if you are sure that import is fine."
     },
+    "params": {
+        "phoneNumberCountry": "Telephone country code"
+    },
     "fields": {
         "file": "File",
         "entityType": "Entity Type",
diff --git a/application/Espo/Resources/i18n/en_US/Settings.json b/application/Espo/Resources/i18n/en_US/Settings.json
index da7f21e63b..f41d66d4ea 100644
--- a/application/Espo/Resources/i18n/en_US/Settings.json
+++ b/application/Espo/Resources/i18n/en_US/Settings.json
@@ -110,6 +110,8 @@
         "adminNotificationsNewExtensionVersion": "Show notification when new versions of extensions are available",
         "textFilterUseContainsForVarchar": "Use 'contains' operator when filtering varchar fields",
         "phoneNumberNumericSearch": "Numeric phone number search",
+        "phoneNumberInternational": "International phone numbers",
+        "phoneNumberPreferredCountryList": "Preferred telephone country codes",
         "authTokenPreventConcurrent": "Only one auth token per user",
         "scopeColorsDisabled": "Disable scope colors",
         "tabColorsDisabled": "Disable tab colors",
@@ -282,6 +284,7 @@
         "Misc": "Misc",
         "SMTP": "SMTP",
         "General": "General",
+        "Phone Numbers": "Phone Numbers",
         "Navbar": "Navbar",
         "Dashboard": "Dashboard",
         "Configuration": "Configuration",
diff --git a/application/Espo/Resources/layouts/Settings/settings.json b/application/Espo/Resources/layouts/Settings/settings.json
index e8188f5972..53d6e4151d 100644
--- a/application/Espo/Resources/layouts/Settings/settings.json
+++ b/application/Espo/Resources/layouts/Settings/settings.json
@@ -10,8 +10,7 @@
     {
         "label": "Search",
         "rows": [
-            [{"name": "textFilterUseContainsForVarchar"}, {"name": "globalSearchEntityList"}],
-            [{"name": "phoneNumberNumericSearch"}, false]
+            [{"name": "textFilterUseContainsForVarchar"}, {"name": "globalSearchEntityList"}]
         ]
     },
     {
@@ -36,6 +35,13 @@
             [{"name": "addressStateList"}, false]
         ]
     },
+    {
+        "label": "Phone Numbers",
+        "rows": [
+            [{"name": "phoneNumberInternational"}, {"name": "phoneNumberPreferredCountryList"}],
+            [{"name": "phoneNumberNumericSearch"}, false]
+        ]
+    },
     {
         "label": "Activities",
         "rows": [
diff --git a/application/Espo/Resources/metadata/app/jsLibs.json b/application/Espo/Resources/metadata/app/jsLibs.json
index 3cfdf198d1..9a2fb82ceb 100644
--- a/application/Espo/Resources/metadata/app/jsLibs.json
+++ b/application/Espo/Resources/metadata/app/jsLibs.json
@@ -78,6 +78,18 @@
         "exportsAs": "Selectize"
     },
     "autonumeric": {},
+    "intl-tel-input": {
+        "exportsTo": "window",
+        "exportsAs": "intlTelInput"
+    },
+    "intl-tel-input-utils": {
+        "exportsTo": "window",
+        "exportsAs": "intlTelInputUtils"
+    },
+    "intl-tel-input-globals": {
+        "exportsTo": "window",
+        "exportsAs": "intlTelInputGlobals"
+    },
     "cronstrue": {
         "path": "client/lib/cronstrue-i18n.js",
         "devPath": "client/lib/original/cronstrue-i18n.js",
diff --git a/application/Espo/Resources/metadata/entityDefs/Settings.json b/application/Espo/Resources/metadata/entityDefs/Settings.json
index 4371445207..a091576418 100644
--- a/application/Espo/Resources/metadata/entityDefs/Settings.json
+++ b/application/Espo/Resources/metadata/entityDefs/Settings.json
@@ -691,6 +691,13 @@
         "phoneNumberNumericSearch": {
             "type": "bool"
         },
+        "phoneNumberInternational": {
+            "type": "bool"
+        },
+        "phoneNumberPreferredCountryList": {
+            "type": "multiEnum",
+            "view": "views/settings/fields/phone-number-preferred-country-list"
+        },
         "scopeColorsDisabled": {
             "type": "bool"
         },
diff --git a/application/Espo/Tools/Import/Import.php b/application/Espo/Tools/Import/Import.php
index bfd9e86b8f..362840fe01 100644
--- a/application/Espo/Tools/Import/Import.php
+++ b/application/Espo/Tools/Import/Import.php
@@ -29,6 +29,8 @@
 
 namespace Espo\Tools\Import;
 
+use Brick\PhoneNumber\PhoneNumber;
+use Brick\PhoneNumber\PhoneNumberParseException;
 use Espo\Core\FieldValidation\Exceptions\ValidationError;
 use Espo\Core\Job\JobSchedulerFactory;
 use Espo\Entities\Attachment;
@@ -770,7 +772,7 @@ class Import
                     }
 
                     $o = (object) [
-                        'phoneNumber' => $value,
+                        'phoneNumber' => $this->formatPhoneNumber($value, $params),
                         'primary' => true,
                     ];
 
@@ -867,7 +869,7 @@ class Import
             }
 
             $o = (object) [
-                'phoneNumber' => $value,
+                'phoneNumber' => $this->formatPhoneNumber($value, $params),
                 'type' => $type,
                 'primary' => $isPrimary,
             ];
@@ -917,7 +919,6 @@ class Import
     {
         $params = $this->params;
 
-        /** @noinspection PhpRedundantVariableDocTypeInspection */
         /** @var non-empty-string $decimalMark */
         $decimalMark = $params->getDecimalMark() ?? self::DEFAULT_DECIMAL_MARK;
 
@@ -1255,4 +1256,26 @@ class Import
 
         $errorIndex++;
     }
+
+    private function formatPhoneNumber(string $value, Params $params): string
+    {
+        if (str_starts_with($value, '+')) {
+            return $value;
+        }
+
+        if (!$params->getPhoneNumberCountry()) {
+            return $value;
+        }
+
+        $code = strtoupper($params->getPhoneNumberCountry());
+
+        try {
+            $number = PhoneNumber::parse($value, $code);
+
+            return (string) $number;
+        }
+        catch (PhoneNumberParseException) {
+            return $value;
+        }
+    }
 }
diff --git a/application/Espo/Tools/Import/Params.php b/application/Espo/Tools/Import/Params.php
index c11f4a0b8a..1a7c549461 100644
--- a/application/Espo/Tools/Import/Params.php
+++ b/application/Espo/Tools/Import/Params.php
@@ -62,6 +62,7 @@ class Params
     private ?string $currency = null;
     private ?string $timezone = null;
     private ?string $decimalMark = null;
+    private ?string $phoneNumberCountry = null;
 
     private function __construct()
     {
@@ -88,6 +89,11 @@ class Params
         return $this->personNameFormat;
     }
 
+    public function getPhoneNumberCountry(): ?string
+    {
+        return $this->phoneNumberCountry;
+    }
+
     public function isIdleMode(): bool
     {
         return $this->idleMode;
@@ -193,6 +199,14 @@ class Params
         return $obj;
     }
 
+    public function withPhoneNumberCountry(?string $phoneNumberCountry): self
+    {
+        $obj = clone $this;
+        $obj->phoneNumberCountry = $phoneNumberCountry;
+
+        return $obj;
+    }
+
     public function withIdleMode(bool $idleMode = true): self
     {
         $obj = clone $this;
@@ -339,6 +353,7 @@ class Params
             ->withIdleMode($raw->idleMode ?? false)
             ->withManualMode($raw->manualMode ?? false)
             ->withPersonNameFormat($raw->personNameFormat ?? null)
+            ->withPhoneNumberCountry($raw->phoneNumberCountry ?? null)
             ->withSilentMode($raw->silentMode ?? false)
             ->withSkipDuplicateChecking($raw->skipDuplicateChecking ?? false)
             ->withStartFromLastIndex($raw->startFromLastIndex ?? false)
@@ -368,6 +383,7 @@ class Params
             'skipDuplicateChecking' => $this->skipDuplicateChecking,
             'startFromLastIndex' => $this->startFromLastIndex,
             'textQualifier' => $this->textQualifier,
+            'phoneNumberCountry' => $this->phoneNumberCountry,
             'timeFormat' => $this->timeFormat,
             'timezone' => $this->timezone,
             'updateBy' => $this->updateBy,
diff --git a/client/res/templates/import/step-1.tpl b/client/res/templates/import/step-1.tpl
index bb02dae757..4c784a361c 100644
--- a/client/res/templates/import/step-1.tpl
+++ b/client/res/templates/import/step-1.tpl
@@ -109,6 +109,10 @@
                         </div>
                     </div>
                     <div class="col-sm-4 form-group cell">
+                        <label class="control-label">{{translate 'phoneNumberCountry' category='params' scope='Import'}}</label>
+                        <div data-name="phoneNumberCountry" class="field">
+                            {{{phoneNumberCountryField}}}
+                        </div>
                     </div>
                 </div>
                 <div class="row">
diff --git a/client/src/views/fields/phone.js b/client/src/views/fields/phone.js
index 695bed8196..1e60c3399a 100644
--- a/client/src/views/fields/phone.js
+++ b/client/src/views/fields/phone.js
@@ -28,6 +28,11 @@
 
 import VarcharFieldView from 'views/fields/varchar';
 import Select from 'ui/select';
+import intlTelInput from 'intl-tel-input';
+// noinspection NpmUsedModulesInstalled
+import intlTelInputUtils from 'intl-tel-input-utils';
+// noinspection NpmUsedModulesInstalled
+import intlTelInputGlobals from 'intl-tel-input-globals';
 
 class PhoneFieldView extends VarcharFieldView {
 
@@ -176,20 +181,47 @@ class PhoneFieldView extends VarcharFieldView {
                 .replace('{field}', this.getLabelText());
             const number = row.phoneNumber;
 
+            const n = (i + 1).toString();
+            const selector = `div.phone-number-block:nth-child(${n}) input.phone-number`;
+
             if (!regExp.test(number)) {
                 notValid = true;
 
                 const msg = this.translate('fieldPhoneInvalidCharacters', 'messages')
                     .replace('{field}', this.getLabelText());
 
-                this.showValidationMessage(msg, 'div.phone-number-block:nth-child(' + (i + 1)
-                    .toString() + ') input.phone-number');
+                this.showValidationMessage(msg, selector);
+            }
+
+            if (this.useInternational) {
+                const element = this.$el.find(selector).get(0);
+
+                if (element) {
+                    const obj = this.intlTelInputMap.get(element);
+
+                    if (obj && !obj.isPossibleNumber()) {
+                        notValid = true;
+
+                        const code = obj.getValidationError();
+
+                        const key = [
+                            'fieldPhoneInvalid',
+                            'fieldPhoneInvalidCode',
+                            'fieldPhoneTooShort',
+                            'fieldPhoneTooLong',
+                        ][code || 0] || 'fieldPhoneInvalid';
+
+                        const msg = this.translate(key, 'messages')
+                            .replace('{field}', this.getLabelText());
+
+                        this.showValidationMessage(msg, selector);
+                    }
+                }
             }
 
             const numberClean = String(number).replace(/[\s+]/g, '');
 
             if (~numberList.indexOf(numberClean)) {
-
                 this.showValidationMessage(msg, 'div.phone-number-block:nth-child(' + (i + 1)
                     .toString() + ') input.phone-number');
 
@@ -239,13 +271,17 @@ class PhoneFieldView extends VarcharFieldView {
         if (phoneNumberData) {
             phoneNumberData = Espo.Utils.cloneDeep(phoneNumberData);
 
-            phoneNumberData.forEach((item) => {
+            phoneNumberData.forEach(item => {
                 const number = item.phoneNumber || '';
 
                 item.erased = number.indexOf(this.erasedPlaceholder) === 0;
 
                 if (!item.erased) {
                     item.valueForLink = number.replace(/ /g, '');
+
+                    if (this.isReadMode()) {
+                        item.phoneNumber = this.formatNumber(item.phoneNumber);
+                    }
                 }
 
                 item.lineThrough = item.optOut || item.invalid || this.model.get('doNotCall');
@@ -253,13 +289,16 @@ class PhoneFieldView extends VarcharFieldView {
         }
 
         if ((!phoneNumberData || phoneNumberData.length === 0) && this.model.get(this.name)) {
-
             const o = {
-                phoneNumber: number,
+                phoneNumber: this.formatNumber(number),
                 primary: true,
                 valueForLink: number.replace(/ /g, ''),
             };
 
+            if (this.isReadMode()) {
+                o.phoneNumber = this.formatNumber(o.phoneNumber);
+            }
+
             if (this.mode === 'edit' && this.model.isNew()) {
                 o.type = this.defaultType;
             }
@@ -267,6 +306,8 @@ class PhoneFieldView extends VarcharFieldView {
             phoneNumberData = [o];
         }
 
+
+
         const data = {
             ...super.data(),
             phoneNumberData: phoneNumberData,
@@ -287,6 +328,7 @@ class PhoneFieldView extends VarcharFieldView {
             }
 
             data.valueIsSet = this.model.has(this.name);
+            data.value = this.formatNumber(data.value);
         }
 
         data.itemMaxLength = this.itemMaxLength;
@@ -314,6 +356,19 @@ class PhoneFieldView extends VarcharFieldView {
         this.trigger('change');
     }
 
+    formatNumber(value) {
+        if (!value || value === '' || !this.useInternational) {
+            return value;
+        }
+
+        // noinspection JSUnresolvedReference
+        return intlTelInputUtils.formatNumber(
+            value,
+            null,
+            intlTelInputUtils.numberFormat.INTERNATIONAL
+        );
+    }
+
     addPhoneNumber() {
         const data = Espo.Utils.cloneDeep(this.fetchPhoneNumberData());
 
@@ -346,6 +401,25 @@ class PhoneFieldView extends VarcharFieldView {
         }
     }
 
+    afterRenderEdit() {
+        super.afterRenderEdit();
+
+        if (this.useInternational) {
+            const inputElements = this.element.querySelectorAll('input.phone-number');
+
+            inputElements.forEach(inputElement => {
+                const obj = intlTelInput(inputElement, {
+                    separateDialCode: true,
+                    showFlags: false,
+                    preferredCountries: this.preferredCountryList,
+                    localizedCountries: this._codeNames,
+                });
+
+                this.intlTelInputMap.set(inputElement, obj);
+            });
+        }
+    }
+
     afterRenderSearch() {
         super.afterRenderSearch();
 
@@ -424,6 +498,17 @@ class PhoneFieldView extends VarcharFieldView {
         this.isInvalidFieldName = this.name + 'IsInvalid';
 
         this.phoneNumberOptedOutByDefault = this.getConfig().get('phoneNumberIsOptedOutByDefault');
+        this.useInternational = this.getConfig().get('phoneNumberInternational') || false;
+        this.preferredCountryList = this.getConfig().get('phoneNumberPreferredCountryList') || [];
+
+        if (this.useInternational && !this.isListMode() && !this.isSearchMode()) {
+            this._codeNames = intlTelInputGlobals.getCountryData()
+                .reduce((map, item) => {
+                    map[item.iso2] = item.iso2.toUpperCase();
+
+                    return map;
+                }, {});
+        }
 
         if (this.model.has('doNotCall')) {
             this.listenTo(this.model, 'change:doNotCall', (model, value, o) => {
@@ -443,6 +528,16 @@ class PhoneFieldView extends VarcharFieldView {
 
         this.itemMaxLength = this.getMetadata()
             .get(['entityDefs', 'PhoneNumber', 'fields', 'name', 'maxLength']);
+
+        this.intlTelInputMap = new Map();
+
+        this.once('remove', () => {
+            for (const obj of this.intlTelInputMap.values()) {
+                obj.destroy();
+            }
+
+            this.intlTelInputMap.clear();
+        })
     }
 
     fetchPhoneNumberData() {
@@ -455,7 +550,18 @@ class PhoneFieldView extends VarcharFieldView {
                 const row = {};
                 const $d = $(d);
 
-                row.phoneNumber = $d.find('input.phone-number').val().trim();
+                /** @type {HTMLInputElement} */
+                const inputElement = $d.find('input.phone-number').get(0);
+
+                if (!inputElement) {
+                    return;
+                }
+
+                row.phoneNumber = inputElement.value.trim();
+
+                if (this.intlTelInputMap.has(inputElement)) {
+                    row.phoneNumber = this.intlTelInputMap.get(inputElement).getNumber();
+                }
 
                 if (row.phoneNumber === '') {
                     return;
diff --git a/client/src/views/import/step1.js b/client/src/views/import/step1.js
index 4e57d28a7f..21f93de7c3 100644
--- a/client/src/views/import/step1.js
+++ b/client/src/views/import/step1.js
@@ -28,6 +28,8 @@
 
 import View from 'view';
 import Model from 'model';
+// noinspection NpmUsedModulesInstalled
+import intlTelInputGlobals from 'intl-tel-input-globals';
 
 class Step1ImportView extends View {
 
@@ -100,6 +102,7 @@ class Step1ImportView extends View {
             'idleMode',
             'skipDuplicateChecking',
             'manualMode',
+            'phoneNumberCountry',
         ];
 
         this.paramList.forEach(item => {
@@ -355,6 +358,22 @@ class Step1ImportView extends View {
             tooltipText: this.translate('manualMode', 'tooltips', 'Import'),
         });
 
+        this.createView('phoneNumberCountryField', 'views/fields/enum', {
+            selector: '.field[data-name="phoneNumberCountry"]',
+            model: this.model,
+            name: 'phoneNumberCountry',
+            mode: 'edit',
+            params: {
+                options: ['', ...intlTelInputGlobals.getCountryData().map(item => item.iso2)],
+            },
+            translatedOptions: intlTelInputGlobals.getCountryData()
+                .reduce((map, item) => {
+                    map[item.iso2] = `${item.iso2.toUpperCase()} +${item.dialCode}`;
+
+                    return map;
+                }, {})
+        });
+
         this.listenTo(this.model, 'change', (m, o) => {
             if (!o.ui) {
                 return;
diff --git a/client/src/views/settings/fields/phone-number-preferred-country-list.js b/client/src/views/settings/fields/phone-number-preferred-country-list.js
new file mode 100644
index 0000000000..ab0a6cdf32
--- /dev/null
+++ b/client/src/views/settings/fields/phone-number-preferred-country-list.js
@@ -0,0 +1,55 @@
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM - Open Source CRM application.
+ * Copyright (C) 2014-2023 Yurii Kuznietsov, Taras Machyshyn, Oleksii Avramenko
+ * Website: https://www.espocrm.com
+ *
+ * EspoCRM is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * EspoCRM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+import MultiEnumFieldView from 'views/fields/multi-enum';
+// noinspection NpmUsedModulesInstalled
+import intlTelInputGlobals from 'intl-tel-input-globals';
+
+class SettingsPhoneNumberPreferredCountryListFieldView extends MultiEnumFieldView {
+
+    setupOptions() {
+        try {
+            const dataList = intlTelInputGlobals.getCountryData();
+
+            this.params.options = dataList
+                .map(item => item.iso2);
+
+            this.translatedOptions = dataList.reduce((map, item) => {
+                map[item.iso2] = `${item.iso2.toUpperCase()} +${item.dialCode}`;
+
+                return map;
+            }, {});
+        }
+        catch (e) {
+            console.error(e);
+        }
+    }
+}
+
+// noinspection JSUnusedGlobalSymbols
+export default SettingsPhoneNumberPreferredCountryListFieldView;
diff --git a/composer.json b/composer.json
index 2deb83b455..458703346d 100644
--- a/composer.json
+++ b/composer.json
@@ -47,7 +47,8 @@
         "johngrogg/ics-parser": "^3.0",
         "phpseclib/phpseclib": "^3.0",
         "openspout/openspout": "^4.9",
-        "dompdf/dompdf": "^2.0"
+        "dompdf/dompdf": "^2.0",
+        "brick/phonenumber": "^0.5.0"
     },
     "require-dev": {
         "phpunit/phpunit": "^9",
diff --git a/composer.lock b/composer.lock
index 4de61d6e37..484d2907c2 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "2b80267e733b9b4153f66fc0cfce5315",
+    "content-hash": "d00cfc7a66d5f0fc733141d48f9eca16",
     "packages": [
         {
             "name": "async-aws/core",
@@ -133,6 +133,59 @@
             ],
             "time": "2021-02-01T21:10:42+00:00"
         },
+        {
+            "name": "brick/phonenumber",
+            "version": "0.5.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/brick/phonenumber.git",
+                "reference": "6286a218375a46a6f4d0fd361323f22313882814"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/brick/phonenumber/zipball/6286a218375a46a6f4d0fd361323f22313882814",
+                "reference": "6286a218375a46a6f4d0fd361323f22313882814",
+                "shasum": ""
+            },
+            "require": {
+                "ext-json": "*",
+                "giggsey/libphonenumber-for-php": "^7.0 || ^8.0",
+                "php": "^7.4 || ^8.0"
+            },
+            "require-dev": {
+                "php-coveralls/php-coveralls": "^2.0",
+                "phpunit/phpunit": "^9.0",
+                "vimeo/psalm": "5.7.5"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Brick\\PhoneNumber\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "description": "Phone number library",
+            "keywords": [
+                "brick",
+                "phone",
+                "phone number",
+                "phonenumber"
+            ],
+            "support": {
+                "issues": "https://github.com/brick/phonenumber/issues",
+                "source": "https://github.com/brick/phonenumber/tree/0.5.0"
+            },
+            "funding": [
+                {
+                    "url": "https://github.com/BenMorel",
+                    "type": "github"
+                }
+            ],
+            "time": "2023-02-23T21:41:31+00:00"
+        },
         {
             "name": "cboden/ratchet",
             "version": "v0.4.4",
@@ -901,6 +954,132 @@
             },
             "time": "2020-11-24T22:02:12+00:00"
         },
+        {
+            "name": "giggsey/libphonenumber-for-php",
+            "version": "8.13.24",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/giggsey/libphonenumber-for-php.git",
+                "reference": "746ca6a565b9d4167c94c80824f43fa6fb463fd1"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/giggsey/libphonenumber-for-php/zipball/746ca6a565b9d4167c94c80824f43fa6fb463fd1",
+                "reference": "746ca6a565b9d4167c94c80824f43fa6fb463fd1",
+                "shasum": ""
+            },
+            "require": {
+                "giggsey/locale": "^1.7|^2.0",
+                "php": ">=5.3.2",
+                "symfony/polyfill-mbstring": "^1.17"
+            },
+            "require-dev": {
+                "pear/pear-core-minimal": "^1.9",
+                "pear/pear_exception": "^1.0",
+                "pear/versioncontrol_git": "^0.5",
+                "phing/phing": "^2.7",
+                "php-coveralls/php-coveralls": "^1.0|^2.0",
+                "symfony/console": "^2.8|^3.0|^v4.4|^v5.2",
+                "symfony/phpunit-bridge": "^4.2 || ^5"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "8.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "libphonenumber\\": "src/"
+                },
+                "exclude-from-classmap": [
+                    "/src/data/",
+                    "/src/carrier/data/",
+                    "/src/geocoding/data/",
+                    "/src/timezone/data/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "Apache-2.0"
+            ],
+            "authors": [
+                {
+                    "name": "Joshua Gigg",
+                    "email": "giggsey@gmail.com",
+                    "homepage": "https://giggsey.com/"
+                }
+            ],
+            "description": "PHP Port of Google's libphonenumber",
+            "homepage": "https://github.com/giggsey/libphonenumber-for-php",
+            "keywords": [
+                "geocoding",
+                "geolocation",
+                "libphonenumber",
+                "mobile",
+                "phonenumber",
+                "validation"
+            ],
+            "support": {
+                "issues": "https://github.com/giggsey/libphonenumber-for-php/issues",
+                "source": "https://github.com/giggsey/libphonenumber-for-php"
+            },
+            "time": "2023-10-31T08:12:54+00:00"
+        },
+        {
+            "name": "giggsey/locale",
+            "version": "2.5",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/giggsey/Locale.git",
+                "reference": "e6d4540109a01dd2bc7334cdc842d6a6a67cf239"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/giggsey/Locale/zipball/e6d4540109a01dd2bc7334cdc842d6a6a67cf239",
+                "reference": "e6d4540109a01dd2bc7334cdc842d6a6a67cf239",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.2"
+            },
+            "require-dev": {
+                "ext-json": "*",
+                "pear/pear-core-minimal": "^1.9",
+                "pear/pear_exception": "^1.0",
+                "pear/versioncontrol_git": "^0.5",
+                "phing/phing": "^2.7",
+                "php-coveralls/php-coveralls": "^2.0",
+                "phpunit/phpunit": "^8.5|^9.5",
+                "symfony/console": "^5.0|^6.0",
+                "symfony/filesystem": "^5.0|^6.0",
+                "symfony/finder": "^5.0|^6.0",
+                "symfony/process": "^5.0|^6.0"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Giggsey\\Locale\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Joshua Gigg",
+                    "email": "giggsey@gmail.com",
+                    "homepage": "https://giggsey.com/"
+                }
+            ],
+            "description": "Locale functions required by libphonenumber-for-php",
+            "support": {
+                "issues": "https://github.com/giggsey/Locale/issues",
+                "source": "https://github.com/giggsey/Locale/tree/2.5"
+            },
+            "time": "2023-11-01T17:19:48+00:00"
+        },
         {
             "name": "guzzlehttp/psr7",
             "version": "1.9.1",
diff --git a/frontend/less/espo/custom.less b/frontend/less/espo/custom.less
index 6ded648fe3..06fe79023c 100644
--- a/frontend/less/espo/custom.less
+++ b/frontend/less/espo/custom.less
@@ -43,7 +43,8 @@ button.btn.active:focus-visible,
 input[type=radio]:focus-visible,
 input[type=checkbox]:focus-visible,
 input[type=file]:focus-visible,
-label.attach-file-label:focus-visible {
+label.attach-file-label:focus-visible,
+.iti__selected-flag:focus-visible {
     outline: 1px solid var(--input-border-focus-rgba);
     outline-offset: -1px;
 }
@@ -3536,6 +3537,88 @@ body > .autocomplete-suggestions.text-search-suggestions {
     }
 }
 
+.input-group-item > .iti {
+    top: 3px;
+    margin-left: -1px;
+    width: ~"calc(100% + 1px)";
+
+    .iti__flag-container {
+        user-select: none;
+
+        &,
+        &:hover {
+            .iti__selected-flag {
+                background-color: transparent;
+
+                &[aria-expanded="true"] {
+                    background-color: var(--dropdown-link-hover-bg);
+                }
+            }
+        }
+
+        .iti__country-list {
+            z-index: 5;
+            max-height: 300px;
+            background-color: var(--dropdown-bg);
+            border: var(--dropdown-border) solid var(--dropdown-border-width);
+            border-radius: var(--dropdown-border-radius);
+            box-shadow: var(--dropdown-box-shadow);
+
+            .iti__dial-code {
+                color: var(--text-muted-color);
+            }
+
+            .iti__country {
+                color: var(--dropdown-link-color);
+                padding: 4px 10px;
+
+                &.iti__highlight {
+                    background-color: var(--dropdown-link-hover-bg);
+                }
+            }
+
+            .iti__divider {
+                border-bottom-color: var(--dropdown-divider-bg);
+            }
+
+            padding: 5px 0;
+        }
+    }
+
+    .iti__selected-flag {
+        z-index: 4;
+        padding: 0 8px 0 8px;
+        color: var(--gray-soft);
+
+        > .iti__arrow {
+            visibility: hidden;
+            display: none;
+        }
+
+        &:after {
+            content: " ";
+            color: var(--text-muted-color);
+            //display: inline-block;
+            display: none;
+            width: 0;
+            height: 0;
+            top: 15px;
+            right: 8px;
+            margin-left: 2px;
+            vertical-align: middle;
+            border-top: 4px dashed;
+            border-right: 4px solid transparent;
+            border-left: 4px solid transparent;
+            position: absolute;
+        }
+    }
+
+    > input {
+        border-top-right-radius: 0;
+        border-bottom-right-radius: 0;
+    }
+}
+
 @import "misc/kanban.less";
 
 @import "elements/placement.less";
diff --git a/frontend/less/espo/misc.less b/frontend/less/espo/misc.less
index b9502923a3..cac2695edb 100644
--- a/frontend/less/espo/misc.less
+++ b/frontend/less/espo/misc.less
@@ -10,5 +10,6 @@
 @import "misc/colorpicker/colorpicker.less";
 @import "misc/fontawesome/fontawesome.less";
 @import "misc/gridstack/gridstack.less";
+@import "misc/intl-tel-input/intlTelInput.less";
 
 @import "fonts.less";
diff --git a/frontend/less/espo/misc/intl-tel-input/intlTelInput.less b/frontend/less/espo/misc/intl-tel-input/intlTelInput.less
new file mode 100644
index 0000000000..47e76aefd3
--- /dev/null
+++ b/frontend/less/espo/misc/intl-tel-input/intlTelInput.less
@@ -0,0 +1,1278 @@
+.iti {
+  position: relative;
+  display: inline-block;
+}
+.iti * {
+  box-sizing: border-box;
+}
+.iti__hide {
+  display: none;
+}
+.iti__v-hide {
+  visibility: hidden;
+}
+.iti input,
+.iti input[type=text],
+.iti input[type=tel] {
+  position: relative;
+  z-index: 0;
+  margin-top: 0 !important;
+  margin-bottom: 0 !important;
+  padding-right: 36px;
+  margin-right: 0;
+}
+.iti__flag-container {
+  position: absolute;
+  top: 0;
+  bottom: 0;
+  right: 0;
+  padding: 1px;
+}
+.iti__selected-flag {
+  z-index: 1;
+  position: relative;
+  display: flex;
+  align-items: center;
+  height: 100%;
+  padding: 0 6px 0 8px;
+}
+.iti__arrow {
+  margin-left: 6px;
+  width: 0;
+  height: 0;
+  border-left: 3px solid transparent;
+  border-right: 3px solid transparent;
+  border-top: 4px solid #555;
+}
+[dir=rtl] .iti__arrow {
+  margin-right: 6px;
+  margin-left: 0;
+}
+.iti__arrow--up {
+  border-top: none;
+  border-bottom: 4px solid #555;
+}
+.iti__country-list {
+  position: absolute;
+  z-index: 2;
+  list-style: none;
+  padding: 0;
+  margin: 0 0 0 -1px;
+  box-shadow: 1px 1px 4px rgba(0, 0, 0, 0.2);
+  background-color: white;
+  border: 1px solid #ccc;
+  white-space: nowrap;
+  max-height: 200px;
+  overflow-y: scroll;
+  -webkit-overflow-scrolling: touch;
+}
+.iti__country-list--dropup {
+  bottom: 100%;
+  margin-bottom: -1px;
+}
+@media (max-width: 500px) {
+  .iti__country-list {
+    white-space: normal;
+  }
+}
+.iti__flag-box {
+  display: inline-block;
+  width: 20px;
+}
+.iti__divider {
+  padding-bottom: 5px;
+  margin-bottom: 5px;
+  border-bottom: 1px solid #ccc;
+}
+.iti__country {
+  display: flex;
+  align-items: center;
+  padding: 5px 10px;
+  outline: none;
+}
+.iti__dial-code {
+  color: #999;
+}
+.iti__country.iti__highlight {
+  background-color: rgba(0, 0, 0, 0.05);
+}
+.iti__flag-box, .iti__country-name {
+  margin-right: 6px;
+}
+[dir=rtl] .iti__flag-box, [dir=rtl] .iti__country-name {
+  margin-right: 0;
+  margin-left: 6px;
+}
+.iti--allow-dropdown input,
+.iti--allow-dropdown input[type=text],
+.iti--allow-dropdown input[type=tel], .iti--separate-dial-code input,
+.iti--separate-dial-code input[type=text],
+.iti--separate-dial-code input[type=tel] {
+  padding-right: 6px;
+  padding-left: 52px;
+  margin-left: 0;
+}
+[dir=rtl] .iti--allow-dropdown input,
+[dir=rtl] .iti--allow-dropdown input[type=text],
+[dir=rtl] .iti--allow-dropdown input[type=tel], [dir=rtl] .iti--separate-dial-code input,
+[dir=rtl] .iti--separate-dial-code input[type=text],
+[dir=rtl] .iti--separate-dial-code input[type=tel] {
+  padding-right: 52px;
+  padding-left: 6px;
+  margin-right: 0;
+}
+.iti--allow-dropdown .iti__flag-container, .iti--separate-dial-code .iti__flag-container {
+  right: auto;
+  left: 0;
+}
+[dir=rtl] .iti--allow-dropdown .iti__flag-container, [dir=rtl] .iti--separate-dial-code .iti__flag-container {
+  right: 0;
+  left: auto;
+}
+.iti--allow-dropdown .iti__flag-container:hover {
+  cursor: pointer;
+}
+.iti--allow-dropdown .iti__flag-container:hover .iti__selected-flag {
+  background-color: rgba(0, 0, 0, 0.05);
+}
+.iti--allow-dropdown input[disabled] + .iti__flag-container:hover,
+.iti--allow-dropdown input[readonly] + .iti__flag-container:hover {
+  cursor: default;
+}
+.iti--allow-dropdown input[disabled] + .iti__flag-container:hover .iti__selected-flag,
+.iti--allow-dropdown input[readonly] + .iti__flag-container:hover .iti__selected-flag {
+  background-color: transparent;
+}
+.iti--separate-dial-code .iti__selected-flag {
+  background-color: rgba(0, 0, 0, 0.05);
+}
+.iti--separate-dial-code.iti--show-flags .iti__selected-dial-code {
+  margin-left: 6px;
+}
+[dir=rtl] .iti--separate-dial-code.iti--show-flags .iti__selected-dial-code {
+  margin-left: 0;
+  margin-right: 6px;
+}
+.iti--container {
+  position: absolute;
+  top: -1000px;
+  left: -1000px;
+  z-index: 1060;
+  padding: 1px;
+}
+.iti--container:hover {
+  cursor: pointer;
+}
+
+.iti-mobile .iti--container {
+  top: 30px;
+  bottom: 30px;
+  left: 30px;
+  right: 30px;
+  position: fixed;
+}
+.iti-mobile .iti__country-list {
+  max-height: 100%;
+  width: 100%;
+}
+.iti-mobile .iti__country {
+  padding: 10px 10px;
+  line-height: 1.5em;
+}
+
+.iti__flag {
+  width: 20px;
+}
+.iti__flag.iti__be {
+  width: 18px;
+}
+.iti__flag.iti__ch {
+  width: 15px;
+}
+.iti__flag.iti__mc {
+  width: 19px;
+}
+.iti__flag.iti__ne {
+  width: 18px;
+}
+.iti__flag.iti__np {
+  width: 13px;
+}
+.iti__flag.iti__va {
+  width: 15px;
+}
+@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
+  .iti__flag {
+    background-size: 5762px 15px;
+  }
+}
+.iti__flag.iti__ac {
+  height: 10px;
+  background-position: 0px 0px;
+}
+.iti__flag.iti__ad {
+  height: 14px;
+  background-position: -22px 0px;
+}
+.iti__flag.iti__ae {
+  height: 10px;
+  background-position: -44px 0px;
+}
+.iti__flag.iti__af {
+  height: 14px;
+  background-position: -66px 0px;
+}
+.iti__flag.iti__ag {
+  height: 14px;
+  background-position: -88px 0px;
+}
+.iti__flag.iti__ai {
+  height: 10px;
+  background-position: -110px 0px;
+}
+.iti__flag.iti__al {
+  height: 15px;
+  background-position: -132px 0px;
+}
+.iti__flag.iti__am {
+  height: 10px;
+  background-position: -154px 0px;
+}
+.iti__flag.iti__ao {
+  height: 14px;
+  background-position: -176px 0px;
+}
+.iti__flag.iti__aq {
+  height: 14px;
+  background-position: -198px 0px;
+}
+.iti__flag.iti__ar {
+  height: 13px;
+  background-position: -220px 0px;
+}
+.iti__flag.iti__as {
+  height: 10px;
+  background-position: -242px 0px;
+}
+.iti__flag.iti__at {
+  height: 14px;
+  background-position: -264px 0px;
+}
+.iti__flag.iti__au {
+  height: 10px;
+  background-position: -286px 0px;
+}
+.iti__flag.iti__aw {
+  height: 14px;
+  background-position: -308px 0px;
+}
+.iti__flag.iti__ax {
+  height: 13px;
+  background-position: -330px 0px;
+}
+.iti__flag.iti__az {
+  height: 10px;
+  background-position: -352px 0px;
+}
+.iti__flag.iti__ba {
+  height: 10px;
+  background-position: -374px 0px;
+}
+.iti__flag.iti__bb {
+  height: 14px;
+  background-position: -396px 0px;
+}
+.iti__flag.iti__bd {
+  height: 12px;
+  background-position: -418px 0px;
+}
+.iti__flag.iti__be {
+  height: 15px;
+  background-position: -440px 0px;
+}
+.iti__flag.iti__bf {
+  height: 14px;
+  background-position: -460px 0px;
+}
+.iti__flag.iti__bg {
+  height: 12px;
+  background-position: -482px 0px;
+}
+.iti__flag.iti__bh {
+  height: 12px;
+  background-position: -504px 0px;
+}
+.iti__flag.iti__bi {
+  height: 12px;
+  background-position: -526px 0px;
+}
+.iti__flag.iti__bj {
+  height: 14px;
+  background-position: -548px 0px;
+}
+.iti__flag.iti__bl {
+  height: 14px;
+  background-position: -570px 0px;
+}
+.iti__flag.iti__bm {
+  height: 10px;
+  background-position: -592px 0px;
+}
+.iti__flag.iti__bn {
+  height: 10px;
+  background-position: -614px 0px;
+}
+.iti__flag.iti__bo {
+  height: 14px;
+  background-position: -636px 0px;
+}
+.iti__flag.iti__bq {
+  height: 14px;
+  background-position: -658px 0px;
+}
+.iti__flag.iti__br {
+  height: 14px;
+  background-position: -680px 0px;
+}
+.iti__flag.iti__bs {
+  height: 10px;
+  background-position: -702px 0px;
+}
+.iti__flag.iti__bt {
+  height: 14px;
+  background-position: -724px 0px;
+}
+.iti__flag.iti__bv {
+  height: 15px;
+  background-position: -746px 0px;
+}
+.iti__flag.iti__bw {
+  height: 14px;
+  background-position: -768px 0px;
+}
+.iti__flag.iti__by {
+  height: 10px;
+  background-position: -790px 0px;
+}
+.iti__flag.iti__bz {
+  height: 12px;
+  background-position: -812px 0px;
+}
+.iti__flag.iti__ca {
+  height: 10px;
+  background-position: -834px 0px;
+}
+.iti__flag.iti__cc {
+  height: 10px;
+  background-position: -856px 0px;
+}
+.iti__flag.iti__cd {
+  height: 15px;
+  background-position: -878px 0px;
+}
+.iti__flag.iti__cf {
+  height: 14px;
+  background-position: -900px 0px;
+}
+.iti__flag.iti__cg {
+  height: 14px;
+  background-position: -922px 0px;
+}
+.iti__flag.iti__ch {
+  height: 15px;
+  background-position: -944px 0px;
+}
+.iti__flag.iti__ci {
+  height: 14px;
+  background-position: -961px 0px;
+}
+.iti__flag.iti__ck {
+  height: 10px;
+  background-position: -983px 0px;
+}
+.iti__flag.iti__cl {
+  height: 14px;
+  background-position: -1005px 0px;
+}
+.iti__flag.iti__cm {
+  height: 14px;
+  background-position: -1027px 0px;
+}
+.iti__flag.iti__cn {
+  height: 14px;
+  background-position: -1049px 0px;
+}
+.iti__flag.iti__co {
+  height: 14px;
+  background-position: -1071px 0px;
+}
+.iti__flag.iti__cp {
+  height: 14px;
+  background-position: -1093px 0px;
+}
+.iti__flag.iti__cq {
+  height: 12px;
+  background-position: -1115px 0px;
+}
+.iti__flag.iti__cr {
+  height: 12px;
+  background-position: -1137px 0px;
+}
+.iti__flag.iti__cu {
+  height: 10px;
+  background-position: -1159px 0px;
+}
+.iti__flag.iti__cv {
+  height: 12px;
+  background-position: -1181px 0px;
+}
+.iti__flag.iti__cw {
+  height: 14px;
+  background-position: -1203px 0px;
+}
+.iti__flag.iti__cx {
+  height: 10px;
+  background-position: -1225px 0px;
+}
+.iti__flag.iti__cy {
+  height: 14px;
+  background-position: -1247px 0px;
+}
+.iti__flag.iti__cz {
+  height: 14px;
+  background-position: -1269px 0px;
+}
+.iti__flag.iti__de {
+  height: 12px;
+  background-position: -1291px 0px;
+}
+.iti__flag.iti__dg {
+  height: 10px;
+  background-position: -1313px 0px;
+}
+.iti__flag.iti__dj {
+  height: 14px;
+  background-position: -1335px 0px;
+}
+.iti__flag.iti__dk {
+  height: 15px;
+  background-position: -1357px 0px;
+}
+.iti__flag.iti__dm {
+  height: 10px;
+  background-position: -1379px 0px;
+}
+.iti__flag.iti__do {
+  height: 14px;
+  background-position: -1401px 0px;
+}
+.iti__flag.iti__dz {
+  height: 14px;
+  background-position: -1423px 0px;
+}
+.iti__flag.iti__ea {
+  height: 14px;
+  background-position: -1445px 0px;
+}
+.iti__flag.iti__ec {
+  height: 14px;
+  background-position: -1467px 0px;
+}
+.iti__flag.iti__ee {
+  height: 13px;
+  background-position: -1489px 0px;
+}
+.iti__flag.iti__eg {
+  height: 14px;
+  background-position: -1511px 0px;
+}
+.iti__flag.iti__eh {
+  height: 10px;
+  background-position: -1533px 0px;
+}
+.iti__flag.iti__er {
+  height: 10px;
+  background-position: -1555px 0px;
+}
+.iti__flag.iti__es {
+  height: 14px;
+  background-position: -1577px 0px;
+}
+.iti__flag.iti__et {
+  height: 10px;
+  background-position: -1599px 0px;
+}
+.iti__flag.iti__eu {
+  height: 14px;
+  background-position: -1621px 0px;
+}
+.iti__flag.iti__ez {
+  height: 14px;
+  background-position: -1643px 0px;
+}
+.iti__flag.iti__fi {
+  height: 12px;
+  background-position: -1665px 0px;
+}
+.iti__flag.iti__fj {
+  height: 10px;
+  background-position: -1687px 0px;
+}
+.iti__flag.iti__fk {
+  height: 10px;
+  background-position: -1709px 0px;
+}
+.iti__flag.iti__fm {
+  height: 11px;
+  background-position: -1731px 0px;
+}
+.iti__flag.iti__fo {
+  height: 15px;
+  background-position: -1753px 0px;
+}
+.iti__flag.iti__fr {
+  height: 14px;
+  background-position: -1775px 0px;
+}
+.iti__flag.iti__fx {
+  height: 14px;
+  background-position: -1797px 0px;
+}
+.iti__flag.iti__ga {
+  height: 15px;
+  background-position: -1819px 0px;
+}
+.iti__flag.iti__gb {
+  height: 10px;
+  background-position: -1841px 0px;
+}
+.iti__flag.iti__gd {
+  height: 12px;
+  background-position: -1863px 0px;
+}
+.iti__flag.iti__ge {
+  height: 14px;
+  background-position: -1885px 0px;
+}
+.iti__flag.iti__gf {
+  height: 14px;
+  background-position: -1907px 0px;
+}
+.iti__flag.iti__gg {
+  height: 14px;
+  background-position: -1929px 0px;
+}
+.iti__flag.iti__gh {
+  height: 14px;
+  background-position: -1951px 0px;
+}
+.iti__flag.iti__gi {
+  height: 10px;
+  background-position: -1973px 0px;
+}
+.iti__flag.iti__gl {
+  height: 14px;
+  background-position: -1995px 0px;
+}
+.iti__flag.iti__gm {
+  height: 14px;
+  background-position: -2017px 0px;
+}
+.iti__flag.iti__gn {
+  height: 14px;
+  background-position: -2039px 0px;
+}
+.iti__flag.iti__gp {
+  height: 14px;
+  background-position: -2061px 0px;
+}
+.iti__flag.iti__gq {
+  height: 14px;
+  background-position: -2083px 0px;
+}
+.iti__flag.iti__gr {
+  height: 14px;
+  background-position: -2105px 0px;
+}
+.iti__flag.iti__gs {
+  height: 10px;
+  background-position: -2127px 0px;
+}
+.iti__flag.iti__gt {
+  height: 13px;
+  background-position: -2149px 0px;
+}
+.iti__flag.iti__gu {
+  height: 11px;
+  background-position: -2171px 0px;
+}
+.iti__flag.iti__gw {
+  height: 10px;
+  background-position: -2193px 0px;
+}
+.iti__flag.iti__gy {
+  height: 12px;
+  background-position: -2215px 0px;
+}
+.iti__flag.iti__hk {
+  height: 14px;
+  background-position: -2237px 0px;
+}
+.iti__flag.iti__hm {
+  height: 10px;
+  background-position: -2259px 0px;
+}
+.iti__flag.iti__hn {
+  height: 10px;
+  background-position: -2281px 0px;
+}
+.iti__flag.iti__hr {
+  height: 10px;
+  background-position: -2303px 0px;
+}
+.iti__flag.iti__ht {
+  height: 12px;
+  background-position: -2325px 0px;
+}
+.iti__flag.iti__hu {
+  height: 10px;
+  background-position: -2347px 0px;
+}
+.iti__flag.iti__ic {
+  height: 14px;
+  background-position: -2369px 0px;
+}
+.iti__flag.iti__id {
+  height: 14px;
+  background-position: -2391px 0px;
+}
+.iti__flag.iti__ie {
+  height: 10px;
+  background-position: -2413px 0px;
+}
+.iti__flag.iti__il {
+  height: 15px;
+  background-position: -2435px 0px;
+}
+.iti__flag.iti__im {
+  height: 10px;
+  background-position: -2457px 0px;
+}
+.iti__flag.iti__in {
+  height: 14px;
+  background-position: -2479px 0px;
+}
+.iti__flag.iti__io {
+  height: 10px;
+  background-position: -2501px 0px;
+}
+.iti__flag.iti__iq {
+  height: 14px;
+  background-position: -2523px 0px;
+}
+.iti__flag.iti__ir {
+  height: 12px;
+  background-position: -2545px 0px;
+}
+.iti__flag.iti__is {
+  height: 15px;
+  background-position: -2567px 0px;
+}
+.iti__flag.iti__it {
+  height: 14px;
+  background-position: -2589px 0px;
+}
+.iti__flag.iti__je {
+  height: 12px;
+  background-position: -2611px 0px;
+}
+.iti__flag.iti__jm {
+  height: 10px;
+  background-position: -2633px 0px;
+}
+.iti__flag.iti__jo {
+  height: 10px;
+  background-position: -2655px 0px;
+}
+.iti__flag.iti__jp {
+  height: 14px;
+  background-position: -2677px 0px;
+}
+.iti__flag.iti__ke {
+  height: 14px;
+  background-position: -2699px 0px;
+}
+.iti__flag.iti__kg {
+  height: 12px;
+  background-position: -2721px 0px;
+}
+.iti__flag.iti__kh {
+  height: 13px;
+  background-position: -2743px 0px;
+}
+.iti__flag.iti__ki {
+  height: 10px;
+  background-position: -2765px 0px;
+}
+.iti__flag.iti__km {
+  height: 12px;
+  background-position: -2787px 0px;
+}
+.iti__flag.iti__kn {
+  height: 14px;
+  background-position: -2809px 0px;
+}
+.iti__flag.iti__kp {
+  height: 10px;
+  background-position: -2831px 0px;
+}
+.iti__flag.iti__kr {
+  height: 14px;
+  background-position: -2853px 0px;
+}
+.iti__flag.iti__kw {
+  height: 10px;
+  background-position: -2875px 0px;
+}
+.iti__flag.iti__ky {
+  height: 10px;
+  background-position: -2897px 0px;
+}
+.iti__flag.iti__kz {
+  height: 10px;
+  background-position: -2919px 0px;
+}
+.iti__flag.iti__la {
+  height: 14px;
+  background-position: -2941px 0px;
+}
+.iti__flag.iti__lb {
+  height: 14px;
+  background-position: -2963px 0px;
+}
+.iti__flag.iti__lc {
+  height: 10px;
+  background-position: -2985px 0px;
+}
+.iti__flag.iti__li {
+  height: 12px;
+  background-position: -3007px 0px;
+}
+.iti__flag.iti__lk {
+  height: 10px;
+  background-position: -3029px 0px;
+}
+.iti__flag.iti__lr {
+  height: 11px;
+  background-position: -3051px 0px;
+}
+.iti__flag.iti__ls {
+  height: 14px;
+  background-position: -3073px 0px;
+}
+.iti__flag.iti__lt {
+  height: 12px;
+  background-position: -3095px 0px;
+}
+.iti__flag.iti__lu {
+  height: 12px;
+  background-position: -3117px 0px;
+}
+.iti__flag.iti__lv {
+  height: 10px;
+  background-position: -3139px 0px;
+}
+.iti__flag.iti__ly {
+  height: 10px;
+  background-position: -3161px 0px;
+}
+.iti__flag.iti__ma {
+  height: 14px;
+  background-position: -3183px 0px;
+}
+.iti__flag.iti__mc {
+  height: 15px;
+  background-position: -3205px 0px;
+}
+.iti__flag.iti__md {
+  height: 10px;
+  background-position: -3226px 0px;
+}
+.iti__flag.iti__me {
+  height: 10px;
+  background-position: -3248px 0px;
+}
+.iti__flag.iti__mf {
+  height: 14px;
+  background-position: -3270px 0px;
+}
+.iti__flag.iti__mg {
+  height: 14px;
+  background-position: -3292px 0px;
+}
+.iti__flag.iti__mh {
+  height: 11px;
+  background-position: -3314px 0px;
+}
+.iti__flag.iti__mk {
+  height: 10px;
+  background-position: -3336px 0px;
+}
+.iti__flag.iti__ml {
+  height: 14px;
+  background-position: -3358px 0px;
+}
+.iti__flag.iti__mm {
+  height: 14px;
+  background-position: -3380px 0px;
+}
+.iti__flag.iti__mn {
+  height: 10px;
+  background-position: -3402px 0px;
+}
+.iti__flag.iti__mo {
+  height: 14px;
+  background-position: -3424px 0px;
+}
+.iti__flag.iti__mp {
+  height: 10px;
+  background-position: -3446px 0px;
+}
+.iti__flag.iti__mq {
+  height: 14px;
+  background-position: -3468px 0px;
+}
+.iti__flag.iti__mr {
+  height: 14px;
+  background-position: -3490px 0px;
+}
+.iti__flag.iti__ms {
+  height: 10px;
+  background-position: -3512px 0px;
+}
+.iti__flag.iti__mt {
+  height: 14px;
+  background-position: -3534px 0px;
+}
+.iti__flag.iti__mu {
+  height: 14px;
+  background-position: -3556px 0px;
+}
+.iti__flag.iti__mv {
+  height: 14px;
+  background-position: -3578px 0px;
+}
+.iti__flag.iti__mw {
+  height: 14px;
+  background-position: -3600px 0px;
+}
+.iti__flag.iti__mx {
+  height: 12px;
+  background-position: -3622px 0px;
+}
+.iti__flag.iti__my {
+  height: 10px;
+  background-position: -3644px 0px;
+}
+.iti__flag.iti__mz {
+  height: 14px;
+  background-position: -3666px 0px;
+}
+.iti__flag.iti__na {
+  height: 14px;
+  background-position: -3688px 0px;
+}
+.iti__flag.iti__nc {
+  height: 10px;
+  background-position: -3710px 0px;
+}
+.iti__flag.iti__ne {
+  height: 15px;
+  background-position: -3732px 0px;
+}
+.iti__flag.iti__nf {
+  height: 10px;
+  background-position: -3752px 0px;
+}
+.iti__flag.iti__ng {
+  height: 10px;
+  background-position: -3774px 0px;
+}
+.iti__flag.iti__ni {
+  height: 12px;
+  background-position: -3796px 0px;
+}
+.iti__flag.iti__nl {
+  height: 14px;
+  background-position: -3818px 0px;
+}
+.iti__flag.iti__no {
+  height: 15px;
+  background-position: -3840px 0px;
+}
+.iti__flag.iti__np {
+  height: 15px;
+  background-position: -3862px 0px;
+}
+.iti__flag.iti__nr {
+  height: 10px;
+  background-position: -3877px 0px;
+}
+.iti__flag.iti__nu {
+  height: 10px;
+  background-position: -3899px 0px;
+}
+.iti__flag.iti__nz {
+  height: 10px;
+  background-position: -3921px 0px;
+}
+.iti__flag.iti__om {
+  height: 10px;
+  background-position: -3943px 0px;
+}
+.iti__flag.iti__pa {
+  height: 14px;
+  background-position: -3965px 0px;
+}
+.iti__flag.iti__pe {
+  height: 14px;
+  background-position: -3987px 0px;
+}
+.iti__flag.iti__pf {
+  height: 14px;
+  background-position: -4009px 0px;
+}
+.iti__flag.iti__pg {
+  height: 15px;
+  background-position: -4031px 0px;
+}
+.iti__flag.iti__ph {
+  height: 10px;
+  background-position: -4053px 0px;
+}
+.iti__flag.iti__pk {
+  height: 14px;
+  background-position: -4075px 0px;
+}
+.iti__flag.iti__pl {
+  height: 13px;
+  background-position: -4097px 0px;
+}
+.iti__flag.iti__pm {
+  height: 14px;
+  background-position: -4119px 0px;
+}
+.iti__flag.iti__pn {
+  height: 10px;
+  background-position: -4141px 0px;
+}
+.iti__flag.iti__pr {
+  height: 14px;
+  background-position: -4163px 0px;
+}
+.iti__flag.iti__ps {
+  height: 10px;
+  background-position: -4185px 0px;
+}
+.iti__flag.iti__pt {
+  height: 14px;
+  background-position: -4207px 0px;
+}
+.iti__flag.iti__pw {
+  height: 13px;
+  background-position: -4229px 0px;
+}
+.iti__flag.iti__py {
+  height: 11px;
+  background-position: -4251px 0px;
+}
+.iti__flag.iti__qa {
+  height: 8px;
+  background-position: -4273px 0px;
+}
+.iti__flag.iti__re {
+  height: 14px;
+  background-position: -4295px 0px;
+}
+.iti__flag.iti__ro {
+  height: 14px;
+  background-position: -4317px 0px;
+}
+.iti__flag.iti__rs {
+  height: 14px;
+  background-position: -4339px 0px;
+}
+.iti__flag.iti__ru {
+  height: 14px;
+  background-position: -4361px 0px;
+}
+.iti__flag.iti__rw {
+  height: 14px;
+  background-position: -4383px 0px;
+}
+.iti__flag.iti__sa {
+  height: 14px;
+  background-position: -4405px 0px;
+}
+.iti__flag.iti__sb {
+  height: 10px;
+  background-position: -4427px 0px;
+}
+.iti__flag.iti__sc {
+  height: 10px;
+  background-position: -4449px 0px;
+}
+.iti__flag.iti__sd {
+  height: 10px;
+  background-position: -4471px 0px;
+}
+.iti__flag.iti__se {
+  height: 13px;
+  background-position: -4493px 0px;
+}
+.iti__flag.iti__sg {
+  height: 14px;
+  background-position: -4515px 0px;
+}
+.iti__flag.iti__sh {
+  height: 10px;
+  background-position: -4537px 0px;
+}
+.iti__flag.iti__si {
+  height: 10px;
+  background-position: -4559px 0px;
+}
+.iti__flag.iti__sj {
+  height: 15px;
+  background-position: -4581px 0px;
+}
+.iti__flag.iti__sk {
+  height: 14px;
+  background-position: -4603px 0px;
+}
+.iti__flag.iti__sl {
+  height: 14px;
+  background-position: -4625px 0px;
+}
+.iti__flag.iti__sm {
+  height: 15px;
+  background-position: -4647px 0px;
+}
+.iti__flag.iti__sn {
+  height: 14px;
+  background-position: -4669px 0px;
+}
+.iti__flag.iti__so {
+  height: 14px;
+  background-position: -4691px 0px;
+}
+.iti__flag.iti__sr {
+  height: 14px;
+  background-position: -4713px 0px;
+}
+.iti__flag.iti__ss {
+  height: 10px;
+  background-position: -4735px 0px;
+}
+.iti__flag.iti__st {
+  height: 10px;
+  background-position: -4757px 0px;
+}
+.iti__flag.iti__su {
+  height: 10px;
+  background-position: -4779px 0px;
+}
+.iti__flag.iti__sv {
+  height: 12px;
+  background-position: -4801px 0px;
+}
+.iti__flag.iti__sx {
+  height: 14px;
+  background-position: -4823px 0px;
+}
+.iti__flag.iti__sy {
+  height: 14px;
+  background-position: -4845px 0px;
+}
+.iti__flag.iti__sz {
+  height: 14px;
+  background-position: -4867px 0px;
+}
+.iti__flag.iti__ta {
+  height: 10px;
+  background-position: -4889px 0px;
+}
+.iti__flag.iti__tc {
+  height: 10px;
+  background-position: -4911px 0px;
+}
+.iti__flag.iti__td {
+  height: 14px;
+  background-position: -4933px 0px;
+}
+.iti__flag.iti__tf {
+  height: 14px;
+  background-position: -4955px 0px;
+}
+.iti__flag.iti__tg {
+  height: 13px;
+  background-position: -4977px 0px;
+}
+.iti__flag.iti__th {
+  height: 14px;
+  background-position: -4999px 0px;
+}
+.iti__flag.iti__tj {
+  height: 10px;
+  background-position: -5021px 0px;
+}
+.iti__flag.iti__tk {
+  height: 10px;
+  background-position: -5043px 0px;
+}
+.iti__flag.iti__tl {
+  height: 10px;
+  background-position: -5065px 0px;
+}
+.iti__flag.iti__tm {
+  height: 14px;
+  background-position: -5087px 0px;
+}
+.iti__flag.iti__tn {
+  height: 14px;
+  background-position: -5109px 0px;
+}
+.iti__flag.iti__to {
+  height: 10px;
+  background-position: -5131px 0px;
+}
+.iti__flag.iti__tr {
+  height: 14px;
+  background-position: -5153px 0px;
+}
+.iti__flag.iti__tt {
+  height: 12px;
+  background-position: -5175px 0px;
+}
+.iti__flag.iti__tv {
+  height: 10px;
+  background-position: -5197px 0px;
+}
+.iti__flag.iti__tw {
+  height: 14px;
+  background-position: -5219px 0px;
+}
+.iti__flag.iti__tz {
+  height: 14px;
+  background-position: -5241px 0px;
+}
+.iti__flag.iti__ua {
+  height: 14px;
+  background-position: -5263px 0px;
+}
+.iti__flag.iti__ug {
+  height: 14px;
+  background-position: -5285px 0px;
+}
+.iti__flag.iti__uk {
+  height: 10px;
+  background-position: -5307px 0px;
+}
+.iti__flag.iti__um {
+  height: 11px;
+  background-position: -5329px 0px;
+}
+.iti__flag.iti__un {
+  height: 14px;
+  background-position: -5351px 0px;
+}
+.iti__flag.iti__us {
+  height: 11px;
+  background-position: -5373px 0px;
+}
+.iti__flag.iti__uy {
+  height: 14px;
+  background-position: -5395px 0px;
+}
+.iti__flag.iti__uz {
+  height: 10px;
+  background-position: -5417px 0px;
+}
+.iti__flag.iti__va {
+  height: 15px;
+  background-position: -5439px 0px;
+}
+.iti__flag.iti__vc {
+  height: 14px;
+  background-position: -5456px 0px;
+}
+.iti__flag.iti__ve {
+  height: 14px;
+  background-position: -5478px 0px;
+}
+.iti__flag.iti__vg {
+  height: 10px;
+  background-position: -5500px 0px;
+}
+.iti__flag.iti__vi {
+  height: 14px;
+  background-position: -5522px 0px;
+}
+.iti__flag.iti__vn {
+  height: 14px;
+  background-position: -5544px 0px;
+}
+.iti__flag.iti__vu {
+  height: 12px;
+  background-position: -5566px 0px;
+}
+.iti__flag.iti__wf {
+  height: 14px;
+  background-position: -5588px 0px;
+}
+.iti__flag.iti__ws {
+  height: 10px;
+  background-position: -5610px 0px;
+}
+.iti__flag.iti__xk {
+  height: 15px;
+  background-position: -5632px 0px;
+}
+.iti__flag.iti__ye {
+  height: 14px;
+  background-position: -5654px 0px;
+}
+.iti__flag.iti__yt {
+  height: 14px;
+  background-position: -5676px 0px;
+}
+.iti__flag.iti__za {
+  height: 14px;
+  background-position: -5698px 0px;
+}
+.iti__flag.iti__zm {
+  height: 14px;
+  background-position: -5720px 0px;
+}
+.iti__flag.iti__zw {
+  height: 10px;
+  background-position: -5742px 0px;
+}
+
+.iti__flag {
+  height: 15px;
+  box-shadow: 0px 0px 1px 0px #888;
+  background-image: url("../img/flags.png?1");
+  background-repeat: no-repeat;
+  background-color: #dbdbdb;
+  background-position: 20px 0;
+}
+@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
+  .iti__flag {
+    background-image: url("../img/flags@2x.png?1");
+  }
+}
+
+.iti__flag.iti__np {
+  background-color: transparent;
+}
\ No newline at end of file
diff --git a/frontend/libs.json b/frontend/libs.json
index f59eab6be0..6f36fa85df 100644
--- a/frontend/libs.json
+++ b/frontend/libs.json
@@ -114,6 +114,17 @@
         "bundle": true,
         "amdId": "autonumeric"
     },
+    {
+        "src": "node_modules/intl-tel-input/build/js/intlTelInput.js",
+        "bundle": true,
+        "amdId": "intl-tel-input",
+        "suppressAmd": true
+    },
+    {
+        "src": "node_modules/intl-tel-input/build/js/utils.js",
+        "bundle": true,
+        "amdId": "intl-tel-input-utils"
+    },
     {
         "src": "node_modules/summernote/dist/summernote.js",
         "amdId": "summernote",
diff --git a/package-lock.json b/package-lock.json
index 25348a4989..a534bf06ce 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -31,6 +31,7 @@
         "getobject": ">=1.0.0",
         "gridstack": "github:yurikuzn/gridstack.js#5.1.1.e3",
         "handlebars": "^4.7.7",
+        "intl-tel-input": "^18.2.1",
         "jquery": "^3.7.0",
         "jquery-textcomplete": "^1.8.5",
         "jquery-ui-espo": "github:yurikuzn/jquery-ui-espo#0.2.2",
@@ -4725,6 +4726,11 @@
       "resolved": "https://registry.npmjs.org/interpret/-/interpret-1.1.0.tgz",
       "integrity": "sha1-ftGxQQxqDg94z5XTuEQMY/eLhhQ="
     },
+    "node_modules/intl-tel-input": {
+      "version": "18.2.1",
+      "resolved": "https://registry.npmjs.org/intl-tel-input/-/intl-tel-input-18.2.1.tgz",
+      "integrity": "sha512-wOm0/61kTtpYjOOW1bhHzC4G8Om+atTxHmg31FS0KD0LQ8k8BpgO925npyi4jlT/EK4+joABABZzz0/XeSgupQ=="
+    },
     "node_modules/ipaddr.js": {
       "version": "1.9.1",
       "resolved": "https://registry.npmjs.org/ipaddr.js/-/ipaddr.js-1.9.1.tgz",
@@ -10688,6 +10694,11 @@
       "resolved": "https://registry.npmjs.org/interpret/-/interpret-1.1.0.tgz",
       "integrity": "sha1-ftGxQQxqDg94z5XTuEQMY/eLhhQ="
     },
+    "intl-tel-input": {
+      "version": "18.2.1",
+      "resolved": "https://registry.npmjs.org/intl-tel-input/-/intl-tel-input-18.2.1.tgz",
+      "integrity": "sha512-wOm0/61kTtpYjOOW1bhHzC4G8Om+atTxHmg31FS0KD0LQ8k8BpgO925npyi4jlT/EK4+joABABZzz0/XeSgupQ=="
+    },
     "ipaddr.js": {
       "version": "1.9.1",
       "resolved": "https://registry.npmjs.org/ipaddr.js/-/ipaddr.js-1.9.1.tgz",
diff --git a/package.json b/package.json
index d929e4a2c7..79793ebcaf 100644
--- a/package.json
+++ b/package.json
@@ -58,6 +58,7 @@
     "getobject": ">=1.0.0",
     "gridstack": "github:yurikuzn/gridstack.js#5.1.1.e3",
     "handlebars": "^4.7.7",
+    "intl-tel-input": "^18.2.1",
     "jquery": "^3.7.0",
     "jquery-textcomplete": "^1.8.5",
     "jquery-ui-espo": "github:yurikuzn/jquery-ui-espo#0.2.2",
diff --git a/upgrades/8.1/data.json b/upgrades/8.1/data.json
new file mode 100644
index 0000000000..60ec91eb56
--- /dev/null
+++ b/upgrades/8.1/data.json
@@ -0,0 +1,10 @@
+{
+    "manifest": {
+        "delete": [
+            "client/lib/original/espo.js",
+            "client/lib/espo.min.js",
+            "client/lib/espo.min.js.map",
+            "client/cfg/pre-load.json"
+        ]
+    }
+}
diff --git a/upgrades/8.1/scripts/AfterUpgrade.php b/upgrades/8.1/scripts/AfterUpgrade.php
new file mode 100644
index 0000000000..215b868c6c
--- /dev/null
+++ b/upgrades/8.1/scripts/AfterUpgrade.php
@@ -0,0 +1,48 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM - Open Source CRM application.
+ * Copyright (C) 2014-2022 Yurii Kuznietsov, Taras Machyshyn, Oleksii Avramenko
+ * Website: https://www.espocrm.com
+ *
+ * EspoCRM is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * EspoCRM is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+use Espo\Core\Container;
+use Espo\Core\InjectableFactory;
+use Espo\Core\Utils\Config\ConfigWriter;
+
+class AfterUpgrade
+{
+    public function run(Container $container): void
+    {
+        $configWriter = $container->getByClass(InjectableFactory::class)
+            ->create(ConfigWriter::class);
+
+        $configWriter->setMultiple([
+            'phoneNumberNumericSearch' => false,
+            'phoneNumberInternational' => false,
+        ]);
+
+        $configWriter->save();
+    }
+}