diff --git a/client/src/app.js b/client/src/app.js
index 3d0d0b7937..a54ef9102c 100644
--- a/client/src/app.js
+++ b/client/src/app.js
@@ -58,6 +58,7 @@ define(
         'ajax',
         'number',
         'page-title',
+        'broadcast-channel'
     ],
     function (
         Espo,
@@ -88,7 +89,8 @@ define(
         WebSocketManager,
         Ajax,
         NumberUtil,
-        PageTitle
+        PageTitle,
+        BroadcastChannel
     ) {
 
     let App = function (options, callback) {
@@ -149,6 +151,8 @@ define(
 
         responseCache: null,
 
+        broadcastChannel: null,
+
         initCache: function (options) {
             let cacheTimestamp = options.cacheTimestamp || null;
             let storedCacheTimestamp = null;
@@ -290,6 +294,8 @@ define(
                     this.webSocketManager.connect(this.auth, this.user.id);
                 }
 
+                this.initBroadcastChannel();
+
                 let promiseList = [];
                 let aclImplementationClassMap = {};
 
@@ -426,6 +432,7 @@ define(
                 storage: this.storage,
                 metadata: this.metadata,
                 dateTime: this.dateTime,
+                broadcastChannel: this.broadcastChannel,
             };
         },
 
@@ -649,14 +656,17 @@ define(
 
             this.unsetCookieAuth();
 
+            if (this.broadcastChannel.object) {
+                this.broadcastChannel.object.close();
+            }
+
+            this.broadcastChannel = null;
+
             xhr = new XMLHttpRequest;
 
             xhr.open('GET', this.basePath + this.apiUrl + '/');
-
             xhr.setRequestHeader('Authorization', 'Basic ' + base64.encode('**logout:logout'));
-
             xhr.send('');
-
             xhr.abort();
 
             this.loadStylesheet();
@@ -884,6 +894,37 @@ define(
             });
         },
 
+        initBroadcastChannel: function () {
+            this.broadcastChannel = new BroadcastChannel();
+
+            this.broadcastChannel.subscribe(event => {
+                if (event.data === 'update:all') {
+                    this.metadata.loadSkipCache();
+                    this.settings.loadSkipCache();
+                    this.language.loadSkipCache();
+                    this.viewHelper.layoutManager.clearLoadedData();
+                }
+
+                if (event.data === 'update:metadata') {
+                    this.metadata.loadSkipCache();
+                }
+
+                if (event.data === 'update:config') {
+                    this.settings.load();
+                }
+
+                if (event.data === 'update:language') {
+                    this.language.loadSkipCache();
+                }
+
+                if (event.data === 'update:layout') {
+                    this.viewHelper.layoutManager.clearLoadedData();
+                }
+            });
+
+            this.viewHelper.broadcastChannel = this.broadcastChannel;
+        },
+
     }, Backbone.Events);
 
     App.extend = Backbone.Router.extend;
diff --git a/client/src/broadcast-channel.js b/client/src/broadcast-channel.js
new file mode 100644
index 0000000000..017e1b16b0
--- /dev/null
+++ b/client/src/broadcast-channel.js
@@ -0,0 +1,58 @@
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM - Open Source CRM application.
+ * Copyright (C) 2014-2021 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.
+ ************************************************************************/
+
+define('broadcast-channel', [], function () {
+
+    let Channel = class {
+        constructor() {
+            this.object = null;
+
+            if (BroadcastChannel) {
+                this.object = new BroadcastChannel('app');
+            }
+        }
+
+        postMessage(message) {
+            if (!this.object) {
+                return;
+            }
+
+            this.object.postMessage(message);
+        }
+
+        subscribe(callback) {
+            if (!this.object) {
+                return;
+            }
+
+            this.object.addEventListener('message', callback);
+        }
+    };
+
+    return Channel;
+});
diff --git a/client/src/controller.js b/client/src/controller.js
index 94141a8897..ec620085ac 100644
--- a/client/src/controller.js
+++ b/client/src/controller.js
@@ -50,6 +50,7 @@ define('controller', [], function () {
         this._storage = injections.storage || null;
         this._metadata = injections.metadata || null;
         this._dateTime = injections.dateTime || null;
+        this._broadcastChannel = injections.broadcastChannel || null;
 
         this.set('masterRendered', false);
     };
diff --git a/client/src/controllers/admin.js b/client/src/controllers/admin.js
index 538a8fa6b2..a6363ea0b4 100644
--- a/client/src/controllers/admin.js
+++ b/client/src/controllers/admin.js
@@ -116,6 +116,12 @@ define('controllers/admin', ['controller', 'search-manager'], function (Dep, Sea
             let model = this.getConfig().clone();
             model.defs = this.getConfig().defs;
 
+            this.listenTo(model, 'after:save', () => {
+                this.getConfig().load();
+
+                this._broadcastChannel.postMessage('update:config');
+            });
+
             return model;
         },
 
diff --git a/client/src/layout-manager.js b/client/src/layout-manager.js
index ade64bfb15..02ceb1f802 100644
--- a/client/src/layout-manager.js
+++ b/client/src/layout-manager.js
@@ -176,6 +176,10 @@ define('layout-manager', [], function () {
                 );
         },
 
+        clearLoadedData: function () {
+            this.data = {};
+        },
+
     }, Backbone.Events);
 
     return LayoutManager;
diff --git a/client/src/views/admin/entity-manager/modals/edit-entity.js b/client/src/views/admin/entity-manager/modals/edit-entity.js
index fdc21b7464..c9a4612670 100644
--- a/client/src/views/admin/entity-manager/modals/edit-entity.js
+++ b/client/src/views/admin/entity-manager/modals/edit-entity.js
@@ -705,6 +705,8 @@ define('views/admin/entity-manager/modals/edit-entity', ['views/modal', 'model']
                         scope: name,
                     };
 
+                    this.broadcastUpdate();
+
                     this.trigger('after:save', o);
                 });
             })
@@ -731,6 +733,8 @@ define('views/admin/entity-manager/modals/edit-entity', ['views/modal', 'model']
                             this.model.fetchedAttributes = this.model.getClonedAttributes();
 
                             this.notify('Done', 'success');
+
+                            this.broadcastUpdate();
                         });
                 });
             });
@@ -827,5 +831,11 @@ define('views/admin/entity-manager/modals/edit-entity', ['views/modal', 'model']
             return filtersOptionList;
         },
 
+        broadcastUpdate: function () {
+            this.getHelper().broadcastChannel.postMessage('update:metadata');
+            this.getHelper().broadcastChannel.postMessage('update:language');
+            this.getHelper().broadcastChannel.postMessage('update:config');
+        },
+
     });
 });
diff --git a/client/src/views/admin/entity-manager/scope.js b/client/src/views/admin/entity-manager/scope.js
index 12fd3e8ef2..d0a03d5c0a 100644
--- a/client/src/views/admin/entity-manager/scope.js
+++ b/client/src/views/admin/entity-manager/scope.js
@@ -148,6 +148,8 @@ define('views/admin/entity-manager/scope', 'view', function (Dep) {
                             this.getConfig().load().then(() => {
                                 Espo.Ui.notify(false);
 
+                                this.broadcastUpdate();
+
                                 this.getRouter().navigate('#Admin/entityManager', {trigger: true});
                             });
                         });
@@ -195,5 +197,10 @@ define('views/admin/entity-manager/scope', 'view', function (Dep) {
             this.$el.find('.item-dropdown-button"]').removeClass('disabled').removeAttr('disabled');
         },
 
+        broadcastUpdate: function () {
+            this.getHelper().broadcastChannel.postMessage('update:metadata');
+            this.getHelper().broadcastChannel.postMessage('update:settings');
+        },
+
     });
 });
diff --git a/client/src/views/admin/field-manager/edit.js b/client/src/views/admin/field-manager/edit.js
index eae7b5b7bf..2760849e2f 100644
--- a/client/src/views/admin/field-manager/edit.js
+++ b/client/src/views/admin/field-manager/edit.js
@@ -565,6 +565,8 @@ define('views/admin/field-manager/edit', ['view', 'model'], function (Dep, Model
                 .then(() => this.trigger('after:save'));
 
                 this.model.fetchedAttributes = this.model.getClonedAttributes();
+
+                this.broadcastUpdate();
             });
 
             this.notify('Saving...');
@@ -648,6 +650,8 @@ define('views/admin/field-manager/edit', ['view', 'model'], function (Dep, Model
                             this.notify('Done', 'success');
 
                             this.reRender();
+
+                            this.broadcastUpdate();
                         });
                     });
                 });
@@ -655,5 +659,11 @@ define('views/admin/field-manager/edit', ['view', 'model'], function (Dep, Model
             }, this);
         },
 
+        broadcastUpdate: function () {
+            this.getHelper().broadcastChannel.postMessage('update:metadata');
+            this.getHelper().broadcastChannel.postMessage('update:language');
+            this.getHelper().broadcastChannel.postMessage('update:settings');
+        },
+
     });
 });
diff --git a/client/src/views/admin/field-manager/list.js b/client/src/views/admin/field-manager/list.js
index de10fde692..49d38e26fa 100644
--- a/client/src/views/admin/field-manager/list.js
+++ b/client/src/views/admin/field-manager/list.js
@@ -36,7 +36,7 @@ define('views/admin/field-manager/list', 'view', function (Dep) {
             return {
                 scope: this.scope,
                 fieldDefsArray: this.fieldDefsArray,
-                typeList: this.typeList
+                typeList: this.typeList,
             };
         },
 
@@ -57,22 +57,26 @@ define('views/admin/field-manager/list', 'view', function (Dep) {
         },
 
         buildFieldDefs: function () {
-            return this.getModelFactory().create(this.scope).then(
-                function (model) {
-                    this.fields = model.defs.fields;
-                    this.fieldList = Object.keys(this.fields).sort();
-                    this.fieldDefsArray = [];
-                    this.fieldList.forEach(function (field) {
-                        var defs = this.fields[field];
-                        if (defs.customizationDisabled) return;
-                        this.fieldDefsArray.push({
-                            name: field,
-                            isCustom: defs.isCustom || false,
-                            type: defs.type
-                        });
-                    }, this);
-                }.bind(this)
-            );
+            return this.getModelFactory().create(this.scope).then(model => {
+                this.fields = model.defs.fields;
+
+                this.fieldList = Object.keys(this.fields).sort();
+                this.fieldDefsArray = [];
+
+                this.fieldList.forEach(field => {
+                    var defs = this.fields[field];
+
+                    if (defs.customizationDisabled) {
+                        return;
+                    }
+
+                    this.fieldDefsArray.push({
+                        name: field,
+                        isCustom: defs.isCustom || false,
+                        type: defs.type,
+                    });
+                });
+            });
         },
 
         removeField: function (field) {
@@ -87,15 +91,24 @@ define('views/admin/field-manager/list', 'view', function (Dep) {
 
                     delete data['entityDefs'][this.scope]['fields'][field];
 
-                    this.getMetadata().loadSkipCache(() => {
+                    this.getMetadata().loadSkipCache().then(() =>
                         this.buildFieldDefs()
                             .then(() => {
+                                this.broadcastUpdate();
+
                                 return this.reRender();
                             })
-                            .then(() => Espo.Ui.success(this.translate('Removed')));
-                    });
+                            .then(() =>
+                                Espo.Ui.success(this.translate('Removed'))
+                            )
+                    );
                 });
             });
         },
+
+        broadcastUpdate: function () {
+            this.getHelper().broadcastChannel.postMessage('update:metadata');
+            this.getHelper().broadcastChannel.postMessage('update:language');
+        },
     });
 });
diff --git a/client/src/views/admin/label-manager/edit.js b/client/src/views/admin/label-manager/edit.js
index ca07b1f3c5..edcef4c665 100644
--- a/client/src/views/admin/label-manager/edit.js
+++ b/client/src/views/admin/label-manager/edit.js
@@ -134,8 +134,9 @@ define('views/admin/label-manager/edit', 'view', function (Dep) {
             this.ajaxPostRequest('LabelManager/action/saveLabels', {
                 scope: this.scope,
                 language: this.language,
-                labels: data
-            }).then(returnData => {
+                labels: data,
+            })
+            .then(returnData => {
                 this.scopeDataInitial = Espo.Utils.cloneDeep(this.scopeData);
                 this.dirtyLabelList = [];
                 this.setConfirmLeaveOut(false);
@@ -149,7 +150,12 @@ define('views/admin/label-manager/edit', 'view', function (Dep) {
                 }
 
                 Espo.Ui.success(this.translate('Saved'));
-            }).fail(() => {
+
+                this.getHelper().broadcastChannel.postMessage('update:language');
+
+                this.getLanguage().loadSkipCache();
+            })
+            .fail(() => {
                 this.$save.removeClass('disabled').removeAttr('disabled');
                 this.$cancel.removeClass('disabled').removeAttr('disabled');
             });
diff --git a/client/src/views/admin/layouts/base.js b/client/src/views/admin/layouts/base.js
index 5e90b074f9..de6efb8915 100644
--- a/client/src/views/admin/layouts/base.js
+++ b/client/src/views/admin/layouts/base.js
@@ -109,6 +109,8 @@ define('views/admin/layouts/base', 'view', function (Dep) {
                 if (typeof callback === 'function') {
                     callback();
                 }
+
+                this.getHelper().broadcastChannel.postMessage('update:layout');
             }, this.setId);
         },
 
diff --git a/client/src/views/admin/link-manager/modals/edit.js b/client/src/views/admin/link-manager/modals/edit.js
index 09d1104326..b636c6f264 100644
--- a/client/src/views/admin/link-manager/modals/edit.js
+++ b/client/src/views/admin/link-manager/modals/edit.js
@@ -746,6 +746,8 @@ define('views/admin/link-manager/modals/edit',
                 }
 
                 this.getMetadata().loadSkipCache().then(() => {
+                    this.broadcastUpdate();
+
                     this.trigger('after:save');
                     this.close();
                 });
@@ -759,8 +761,13 @@ define('views/admin/link-manager/modals/edit',
                 var linkDefs = this.getMetadata().get(['entityDefs', item, 'links']) || {};
 
                 var isFound = false;
+
                 for (var i in linkDefs) {
-                    if (linkDefs[i].foreign == link && linkDefs[i].entity == entityType && linkDefs[i].type === 'hasChildren') {
+                    if (
+                        linkDefs[i].foreign === link &&
+                        linkDefs[i].entity === entityType &&
+                        linkDefs[i].type === 'hasChildren'
+                    ) {
                         if (onlyNotCustom) {
                             if (linkDefs[i].isCustom) {
                                 continue;
@@ -778,5 +785,10 @@ define('views/admin/link-manager/modals/edit',
 
             return list;
         },
+
+        broadcastUpdate: function () {
+            this.getHelper().broadcastChannel.postMessage('update:metadata');
+            this.getHelper().broadcastChannel.postMessage('update:language');
+        },
     });
 });
diff --git a/client/src/views/site/navbar.js b/client/src/views/site/navbar.js
index c17bc241d9..d6842e7d95 100644
--- a/client/src/views/site/navbar.js
+++ b/client/src/views/site/navbar.js
@@ -357,38 +357,47 @@ define('views/site/navbar', 'view', function (Dep) {
             this.getRouter().on('routed', (e) => {
                 if (e.controller) {
                     this.selectTab(e.controller);
+
+                    return;
                 }
-                else {
-                    this.selectTab(false);
-                }
+
+                this.selectTab(false);
             });
 
-            var tabList = this.getTabList();
+            this.createView('notificationsBadge', 'views/notification/badge', {
+                el: this.options.el + ' .notifications-badge-container'
+            });
 
+            let setup = () => {
+                this.setupQuickCreateList();
+                this.setupGlobalSearch();
+                this.setupTabDefsList();
+            };
+
+            setup();
+
+            this.listenTo(this.getHelper().settings, 'sync', () => {
+                setup();
+
+                this.reRender();
+            });
+
+            this.listenTo(this.getHelper().language, 'sync', () => {
+                setup();
+
+                this.reRender();
+            });
+
+            this.once('remove', () => {
+                $(window).off('resize.navbar');
+                $(window).off('scroll.navbar');
+                $(window).off('scroll.navbar-tab-group');
+            });
+        },
+
+        setupQuickCreateList: function () {
             var scopes = this.getMetadata().get('scopes') || {};
 
-            this.tabList = tabList.filter(item => {
-                if (!item) {
-                    return false;
-                }
-
-                if (typeof item === 'object') {
-                    item.itemList = item.itemList || [];
-
-                    item.itemList = item.itemList.filter(item => {
-                        return this.filterTabItem(item);
-                    });
-
-                    if (!item.itemList.length) {
-                        return false;
-                    }
-
-                    return true;
-                }
-
-                return this.filterTabItem(item);
-            });
-
             this.quickCreateList = this.getQuickCreateList().filter(scope =>{
                 if (!scopes[scope]) {
                     return false;
@@ -404,20 +413,6 @@ define('views/site/navbar', 'view', function (Dep) {
 
                 return true;
             });
-
-            this.createView('notificationsBadge', 'views/notification/badge', {
-                el: this.options.el + ' .notifications-badge-container'
-            });
-
-            this.setupGlobalSearch();
-
-            this.setupTabDefsList();
-
-            this.once('remove', () => {
-                $(window).off('resize.navbar');
-                $(window).off('scroll.navbar');
-                $(window).off('scroll.navbar-tab-group');
-            });
         },
 
         filterTabItem: function (scope) {
@@ -890,6 +885,30 @@ define('views/site/navbar', 'view', function (Dep) {
         },
 
         setupTabDefsList: function () {
+            var tabList = this.getTabList();
+
+            this.tabList = tabList.filter(item => {
+                if (!item) {
+                    return false;
+                }
+
+                if (typeof item === 'object') {
+                    item.itemList = item.itemList || [];
+
+                    item.itemList = item.itemList.filter(item => {
+                        return this.filterTabItem(item);
+                    });
+
+                    if (!item.itemList.length) {
+                        return false;
+                    }
+
+                    return true;
+                }
+
+                return this.filterTabItem(item);
+            });
+
             var tabDefsList = [];
 
             var colorsDisabled =