diff --git a/apps/documenteditor/mobile/src/controller/Main.jsx b/apps/documenteditor/mobile/src/controller/Main.jsx
index 17960c6079..9e970a1990 100644
--- a/apps/documenteditor/mobile/src/controller/Main.jsx
+++ b/apps/documenteditor/mobile/src/controller/Main.jsx
@@ -20,7 +20,7 @@ import EncodingController from "./Encoding";
 import DropdownListController from "./DropdownList";
 import { Device } from '../../../../common/mobile/utils/device';
 import { processArrayScripts } from '../../../../common/mobile/utils/processArrayScripts.js';
-
+import '../../../../common/main/lib/util/LanguageInfo.js'
 @inject(
     "users",
     "storeAppOptions",
@@ -186,6 +186,9 @@ class MainController extends Component {
 
                 this.props.storeAppOptions.wopi = this.editorConfig.wopi;
                 Common.Notifications.trigger('configOptionsFill');
+
+                this.loadDefaultMetricSettings();
+
             };
 
             const loadDocument = data => {
@@ -496,6 +499,36 @@ class MainController extends Component {
         }
     }
 
+    loadDefaultMetricSettings() {
+        const appOptions = this.props.storeAppOptions;
+        let region = '';
+
+        if (appOptions.location) {
+            console.log("Obsolete: The 'location' parameter of the 'editorConfig' section is deprecated. Please use 'region' parameter in the 'editorConfig' section instead.");
+            region = appOptions.location;
+        } else if (appOptions.region) {
+            let val = appOptions.region;
+            val = Common.util.LanguageInfo.getLanguages().hasOwnProperty(val) ? Common.util.LanguageInfo.getLocalLanguageName(val)[0] : val;
+
+            if (val && typeof val === 'string') {
+                let arr = val.split(/[\-_]/);
+                if (arr.length > 1) region = arr[arr.length - 1]
+            }
+        } else {
+            let arr = (appOptions.lang || 'en').split(/[\-_]/);
+
+            if (arr.length > 1) region = arr[arr.length - 1]
+            if (!region) {
+                arr = (navigator.language || '').split(/[\-_]/);
+                if (arr.length > 1) region = arr[arr.length - 1]
+            }
+        }
+
+        if (/^(ca|us)$/i.test(region)) {
+            Common.Utils.Metric.setDefaultMetric(Common.Utils.Metric.c_MetricUnits.inch);
+        }
+    }
+
     changeEditorBrandColorForPdf() {
         const bodyElement = document.body;
         bodyElement.classList.add('pdf-view');
diff --git a/apps/documenteditor/mobile/src/store/appOptions.js b/apps/documenteditor/mobile/src/store/appOptions.js
index 032bc7519d..10513b6f84 100644
--- a/apps/documenteditor/mobile/src/store/appOptions.js
+++ b/apps/documenteditor/mobile/src/store/appOptions.js
@@ -125,6 +125,7 @@ export class storeAppOptions {
         this.createUrl = config.createUrl;
         this.lang = config.lang ?? 'en';
         this.location = (typeof (config.location) == 'string') ? config.location.toLowerCase() : '';
+        this.region = (typeof (config.region) == 'string') ? config.region.toLowerCase() : config.region;
         this.sharingSettingsUrl = config.sharingSettingsUrl;
         this.canRequestSharingSettings = config.canRequestSharingSettings;
         this.fileChoiceUrl = config.fileChoiceUrl;
diff --git a/apps/presentationeditor/mobile/src/controller/Main.jsx b/apps/presentationeditor/mobile/src/controller/Main.jsx
index 236d2e1a14..3c190aa293 100644
--- a/apps/presentationeditor/mobile/src/controller/Main.jsx
+++ b/apps/presentationeditor/mobile/src/controller/Main.jsx
@@ -17,6 +17,7 @@ import PluginsController from '../../../../common/mobile/lib/controller/Plugins.
 import { Device } from '../../../../common/mobile/utils/device';
 import { Themes } from '../../../../common/mobile/lib/controller/Themes.jsx';
 import { processArrayScripts } from '../../../../common/mobile/utils/processArrayScripts.js';
+import '../../../../common/main/lib/util/LanguageInfo.js'
 
 @inject(
     "users",
@@ -128,6 +129,8 @@ class MainController extends Component {
 
                 value = LocalStorage.getItem("pe-mobile-allow-macros-request");
                 this.props.storeApplicationSettings.changeMacrosRequest((value !== null) ? parseInt(value)  : 0);
+
+                this.loadDefaultMetricSettings();
             };
 
             const loadDocument = data => {
@@ -317,6 +320,36 @@ class MainController extends Component {
         window.onunload = this.onUnload.bind(this);
     }
 
+    loadDefaultMetricSettings() {
+        const appOptions = this.props.storeAppOptions;
+        let region = '';
+
+        if (appOptions.location) {
+            console.log("Obsolete: The 'location' parameter of the 'editorConfig' section is deprecated. Please use 'region' parameter in the 'editorConfig' section instead.");
+            region = appOptions.location;
+        } else if (appOptions.region) {
+            let val = appOptions.region;
+            val = Common.util.LanguageInfo.getLanguages().hasOwnProperty(val) ? Common.util.LanguageInfo.getLocalLanguageName(val)[0] : val;
+
+            if (val && typeof val === 'string') {
+                let arr = val.split(/[\-_]/);
+                if (arr.length > 1) region = arr[arr.length - 1]
+            }
+        } else {
+            let arr = (appOptions.lang || 'en').split(/[\-_]/);
+
+            if (arr.length > 1) region = arr[arr.length - 1]
+            if (!region) {
+                arr = (navigator.language || '').split(/[\-_]/);
+                if (arr.length > 1) region = arr[arr.length - 1]
+            }
+        }
+
+        if (/^(ca|us)$/i.test(region)) {
+            Common.Utils.Metric.setDefaultMetric(Common.Utils.Metric.c_MetricUnits.inch);
+        }
+    }
+
     onDocumentModifiedChanged () {
         const isModified = this.api.asc_isDocumentCanSave();
         if (this._state.isDocModified !== isModified) {
diff --git a/apps/presentationeditor/mobile/src/store/appOptions.js b/apps/presentationeditor/mobile/src/store/appOptions.js
index ad9351c67f..606fb9486e 100644
--- a/apps/presentationeditor/mobile/src/store/appOptions.js
+++ b/apps/presentationeditor/mobile/src/store/appOptions.js
@@ -60,6 +60,7 @@ export class storeAppOptions {
         this.createUrl = config.createUrl;
         this.lang = config.lang;
         this.location = (typeof (config.location) == 'string') ? config.location.toLowerCase() : '';
+        this.region = (typeof (config.region) == 'string') ? config.region.toLowerCase() : config.region;
         this.sharingSettingsUrl = config.sharingSettingsUrl;
         this.fileChoiceUrl = config.fileChoiceUrl;
         this.mergeFolderUrl = config.mergeFolderUrl;
diff --git a/apps/spreadsheeteditor/mobile/src/controller/Main.jsx b/apps/spreadsheeteditor/mobile/src/controller/Main.jsx
index 2381a6a606..47b46ed26e 100644
--- a/apps/spreadsheeteditor/mobile/src/controller/Main.jsx
+++ b/apps/spreadsheeteditor/mobile/src/controller/Main.jsx
@@ -24,6 +24,7 @@ import { StatusbarController } from "./Statusbar";
 import { Device } from '../../../../common/mobile/utils/device';
 import { Themes } from '../../../../common/mobile/lib/controller/Themes.jsx';
 import { processArrayScripts } from '../../../../common/mobile/utils/processArrayScripts.js';
+import '../../../../common/main/lib/util/LanguageInfo.js'
 
 @inject(
     "users",
@@ -188,7 +189,7 @@ class MainController extends Component {
                 EditorUIController.isSupportEditFeature();
 
                 this.editorConfig = Object.assign({}, this.editorConfig, data.config);
-                this.appOptions.lang            = this.editorConfig.lang;
+                this.appOptions.lang = this.editorConfig.lang;
 
                 const appOptions = this.props.storeAppOptions;
                 appOptions.setConfigOptions(this.editorConfig, _t);
@@ -204,30 +205,27 @@ class MainController extends Component {
                 if (value !== null) {
                     this.api.asc_setLocale(parseInt(value));
                 } else {
-                     value = appOptions.region;
-                     value = Common.util.LanguageInfo.getLanguages().hasOwnProperty(value) ? value : Common.util.LanguageInfo.getLocalLanguageCode(value);
-                     if (value !== null) {
-                         value = parseInt(value);
-                     } else {
-                         value = (appOptions.lang) ? parseInt(Common.util.LanguageInfo.getLocalLanguageCode(appOptions.lang)) : 0x0409;
-                     }
-                     this.api.asc_setLocale(value);
+                    value = appOptions.region;
+                    value = Common.util.LanguageInfo.getLanguages().hasOwnProperty(value) ? value : Common.util.LanguageInfo.getLocalLanguageCode(value);
+                    if (value !== null) {
+                        value = parseInt(value);
+                    } else {
+                        value = (appOptions.lang) ? parseInt(Common.util.LanguageInfo.getLocalLanguageCode(appOptions.lang)) : 0x0409;
+                    }
+                    this.api.asc_setLocale(value);
                 }
 
-                if (appOptions.location == 'us' || appOptions.location == 'ca') {
-                    Common.Utils.Metric.setDefaultMetric(Common.Utils.Metric.c_MetricUnits.inch);
-                }
-
-                //if (!appOptions.customization || !(appOptions.customization.loaderName || appOptions.customization.loaderLogo))
-                    //$('#editor_sdk').append('<div class="doc-placeholder">' + '<div class="columns"></div>'.repeat(2) + '</div>');
+                this.loadDefaultMetricSettings();
 
                 value = LocalStorage.getItem("sse-mobile-macros-mode");
+
                 if (value === null) {
-                     value = appOptions.customization ? appOptions.customization.macrosMode : 'warn';
-                     value = (value === 'enable') ? 1 : (value === 'disable' ? 2 : 0);
+                    value = appOptions.customization ? appOptions.customization.macrosMode : 'warn';
+                    value = (value === 'enable') ? 1 : (value === 'disable' ? 2 : 0);
                 } else {
                     value = parseInt(value);
                 }
+
                 this.props.storeApplicationSettings.changeMacrosSettings(value);
 
                 value = LocalStorage.getItem("sse-mobile-allow-macros-request");
@@ -395,6 +393,36 @@ class MainController extends Component {
         }
     }
 
+    loadDefaultMetricSettings() {
+        const appOptions = this.props.storeAppOptions;
+        let region = '';
+
+        if (appOptions.location) {
+            console.log("Obsolete: The 'location' parameter of the 'editorConfig' section is deprecated. Please use 'region' parameter in the 'editorConfig' section instead.");
+            region = appOptions.location;
+        } else if (appOptions.region) {
+            let val = appOptions.region;
+            val = Common.util.LanguageInfo.getLanguages().hasOwnProperty(val) ? Common.util.LanguageInfo.getLocalLanguageName(val)[0] : val;
+
+            if (val && typeof val === 'string') {
+                let arr = val.split(/[\-_]/);
+                if (arr.length > 1) region = arr[arr.length - 1]
+            }
+        } else {
+            let arr = (appOptions.lang || 'en').split(/[\-_]/);
+
+            if (arr.length > 1) region = arr[arr.length - 1]
+            if (!region) {
+                arr = (navigator.language || '').split(/[\-_]/);
+                if (arr.length > 1) region = arr[arr.length - 1]
+            }
+        }
+
+        if (/^(ca|us)$/i.test(region)) {
+            Common.Utils.Metric.setDefaultMetric(Common.Utils.Metric.c_MetricUnits.inch);
+        }
+    }
+
     bindEvents() {
         $$(window).on('resize', () => {
             this.api.asc_Resize();