diff --git a/apps/common/mobile/resources/less/common-ios.less b/apps/common/mobile/resources/less/common-ios.less
index 0160e25d7..00cf701a0 100644
--- a/apps/common/mobile/resources/less/common-ios.less
+++ b/apps/common/mobile/resources/less/common-ios.less
@@ -403,4 +403,18 @@
             color: @darkGreen;
         }
     }
+
+    // Regional Settings
+
+    .regional-settings {
+        .item-title-row {
+            display: flex;
+            justify-content: flex-start;
+            align-items: center;
+            .item-title {
+                margin-left: 20px;
+                white-space: normal;
+            }
+        }
+    }
 }
diff --git a/apps/common/mobile/resources/less/common-material.less b/apps/common/mobile/resources/less/common-material.less
index 211c11340..9b7ec4fa2 100644
--- a/apps/common/mobile/resources/less/common-material.less
+++ b/apps/common/mobile/resources/less/common-material.less
@@ -291,4 +291,24 @@
             }
         }
     }
+
+    // Regional Settings
+
+    .regional-settings {
+        .list {
+            .item-inner {
+                margin-left: 16px;
+            }
+            .item-title-row {
+                display: flex;
+                justify-content: space-between;
+                align-items: center;
+                width: 100%;
+                flex-direction: row-reverse;
+                .item-title {
+                    white-space: normal;
+                }
+            }
+        }
+    }
 }
diff --git a/apps/common/mobile/resources/less/common.less b/apps/common/mobile/resources/less/common.less
index 584c33e60..034ffc5d2 100644
--- a/apps/common/mobile/resources/less/common.less
+++ b/apps/common/mobile/resources/less/common.less
@@ -463,3 +463,202 @@ input[type="number"]::-webkit-inner-spin-button {
     margin: 0;
 }
 
+// Regional Settings
+
+.icon.lang-flag {
+    background-size: 48px auto;
+    background-image: url(../img/controls/flags@2x.png);
+}
+
+.icon.lang-flag {
+    width: 16px;
+    height: 12px;
+}
+
+.lang-flag.ca,
+.lang-flag.ca-ES {
+  background-position: 0 0;
+}
+.lang-flag.cs,
+.lang-flag.cs-CZ {
+  background-position: -16px 0;
+}
+.lang-flag.da,
+.lang-flag.da-DK {
+  background-position: -32px 0;
+}
+.lang-flag.de,
+.lang-flag.de-DE {
+  background-position: 0 -12px;
+}
+.lang-flag.el,
+.lang-flag.el-GR {
+  background-position: -16px -12px;
+}
+.lang-flag.en,
+.lang-flag.en-US {
+  background-position: -32px -12px;
+}
+.lang-flag.fr,
+.lang-flag.fr-FR {
+  background-position: 0 -24px;
+}
+.lang-flag.hu,
+.lang-flag.hu-HU {
+  background-position: -16px -24px;
+}
+.lang-flag.it,
+.lang-flag.it-IT {
+  background-position: -32px -24px;
+}
+.lang-flag.ko,
+.lang-flag.ko-KR {
+  background-position: 0 -36px;
+}
+.lang-flag.nl,
+.lang-flag.nl-NL {
+  background-position: -16px -36px;
+}
+.lang-flag.nb,
+.lang-flag.nb-NO,
+.lang-flag.nn,
+.lang-flag.nn-NO {
+  background-position: -32px -36px;
+}
+.lang-flag.pl,
+.lang-flag.pl-PL {
+  background-position: 0 -48px;
+}
+.lang-flag.pt,
+.lang-flag.pt-BR {
+  background-position: -16px -48px;
+}
+.lang-flag.ro,
+.lang-flag.ro-RO {
+  background-position: -32px -48px;
+}
+.lang-flag.ru,
+.lang-flag.ru-RU {
+  background-position: 0 -60px;
+}
+.lang-flag.sv,
+.lang-flag.sv-SE {
+  background-position: -32px -60px;
+}
+.lang-flag.tr,
+.lang-flag.tr-TR {
+  background-position: 0 -72px;
+}
+.lang-flag.uk,
+.lang-flag.uk-UA {
+  background-position: -16px -72px;
+}
+.lang-flag.lv,
+.lang-flag.lv-LV {
+  background-position: -32px -72px;
+}
+.lang-flag.lt,
+.lang-flag.lt-LT {
+  background-position: 0 -84px;
+}
+.lang-flag.vi,
+.lang-flag.vi-VN {
+  background-position: -16px -84px;
+}
+.lang-flag.de-CH {
+  background-position: -32px -84px;
+}
+.lang-flag.pt-PT {
+  background-position: -16px -96px;
+}
+.lang-flag.de-AT {
+  background-position: -32px -96px;
+}
+.lang-flag.es,
+.lang-flag.es-ES {
+  background-position: 0 -108px;
+}
+.lang-flag.en-GB {
+  background-position: -32px -108px;
+}
+.lang-flag.en-AU {
+  background-position: 0 -120px;
+}
+.lang-flag.az-Latn-AZ {
+  background-position: -16px -120px;
+}
+.lang-flag.id,
+.lang-flag.id-ID {
+  background-position: -32px -120px;
+}
+.lang-flag.bg,
+.lang-flag.bg-BG {
+  background-position: 0 -132px;
+}
+.lang-flag.ca-ES-valencia {
+  background-position: -16px -132px;
+}
+.lang-flag.en-CA {
+  background-position: -32px -132px;
+}
+.lang-flag.en-ZA {
+  background-position: 0 -144px;
+}
+.lang-flag.eu,
+.lang-flag.eu-ES {
+  background-position: -16px -144px;
+}
+.lang-flag.gl,
+.lang-flag.gl-ES {
+  background-position: -32px -144px;
+}
+.lang-flag.hr,
+.lang-flag.hr-HR {
+  background-position: 0 -156px;
+}
+.lang-flag.lb,
+.lang-flag.lb-LU {
+  background-position: -16px -156px;
+}
+.lang-flag.mn,
+.lang-flag.mn-MN {
+  background-position: -32px -156px;
+}
+.lang-flag.sl,
+.lang-flag.sl-SI {
+  background-position: 0 -168px;
+}
+.lang-flag.sr,
+.lang-flag.sr-Cyrl-RS,
+.lang-flag.sr-Latn-RS {
+  background-position: -16px -168px;
+}
+.lang-flag.sk,
+.lang-flag.sk-SK {
+  background-position: -32px -168px;
+}
+.lang-flag.kk,
+.lang-flag.kk-KZ {
+  background-position: 0 -180px;
+}
+.lang-flag.fi,
+.lang-flag.fi-FI,
+.lang-flag.sv-FI {
+  background-position: -16px -180px;
+}
+.lang-flag.zh,
+.lang-flag.zh-CN {
+  background-position: -32px -180px;
+}
+.lang-flag.ja,
+.lang-flag.ja-JP {
+  background-position: 0 -192px;
+}
+.lang-flag.es-MX {
+  background-position: -16px -192px;
+}
+
+
+
+
+
diff --git a/apps/spreadsheeteditor/mobile/src/controller/settings/ApplicationSettings.jsx b/apps/spreadsheeteditor/mobile/src/controller/settings/ApplicationSettings.jsx
index cf9f616eb..1704fee0c 100644
--- a/apps/spreadsheeteditor/mobile/src/controller/settings/ApplicationSettings.jsx
+++ b/apps/spreadsheeteditor/mobile/src/controller/settings/ApplicationSettings.jsx
@@ -6,26 +6,28 @@ class ApplicationSettingsController extends Component {
     constructor(props) {
         super(props);
         this.onFormulaLangChange = this.onFormulaLangChange.bind(this);
+        this.onRegSettings = this.onRegSettings.bind(this);
+        this.initRegSettings = this.initRegSettings.bind(this);
+        this.props.storeApplicationSettings.initRegData();
         this.initRegSettings();
     }
 
     initRegSettings() {
-
-        // this.props.storeApplicationSettings.initRegSettings();
+        this.props.storeApplicationSettings.getRegCode();
 
         const info = new Asc.asc_CFormatCellsInfo();
         const api = Common.EditorApi.get();
-        const regSettings = this.props.storeApplicationSettings.reqSettings;
+        const regCode = this.props.storeApplicationSettings.regCode;
 
         info.asc_setType(Asc.c_oAscNumFormatType.None);
-        info.asc_setSymbol(regSettings);
+        info.asc_setSymbol(regCode);
 
         const arr = api.asc_getFormatCells(info);
-        const text4 = api.asc_getLocaleExample(arr[4], 1000.01, regSettings),
-              text5 = api.asc_getLocaleExample(arr[5], Asc.cDate().getExcelDateWithTime(), regSettings),
-              text6 = api.asc_getLocaleExample(arr[6], Asc.cDate().getExcelDateWithTime(), regSettings);
+        const text4 = api.asc_getLocaleExample(arr[4], 1000.01, regCode),
+              text5 = api.asc_getLocaleExample(arr[5], Asc.cDate().getExcelDateWithTime(), regCode),
+              text6 = api.asc_getLocaleExample(arr[6], Asc.cDate().getExcelDateWithTime(), regCode);
 
-        this.textRegSettingsExample = `${text4} ${text5} ${text6}`;
+        this.props.storeApplicationSettings.setRegExample(`${text4} ${text5} ${text6}`);
     }
 
     onChangeDisplayComments(displayComments) {
@@ -33,51 +35,59 @@ class ApplicationSettingsController extends Component {
 
         if (!displayComments) {
             api.asc_hideComments();
-            // Common.localStorage.setBool("sse-settings-resolvedcomment", false);
+            Common.localStorage.setBool("sse-settings-resolvedcomment", false);
         } else {
-            // let resolved = Common.localStorage.getBool("sse-settings-resolvedcomment");
-            api.asc_showComments(displayComments);
+            let resolved = Common.localStorage.getBool("sse-settings-resolvedcomment");
+            api.asc_showComments(resolved);
         }
 
-        // Common.localStorage.setBool("sse-mobile-settings-livecomment", displayComments);
+        Common.localStorage.setBool("sse-mobile-settings-livecomment", displayComments);
     }
 
     onChangeDisplayResolved(value) {
         const api = Common.EditorApi.get();
-        // let displayComments = Common.localStorage.getBool("sse-mobile-settings-livecomment");
+        let displayComments = Common.localStorage.getBool("sse-mobile-settings-livecomment");
 
-        // if (displayComments) {
-        api.asc_showComments(value);
-        // Common.localStorage.setBool("sse-settings-resolvedcomment", resolved);
-        // }
+        if (displayComments) {
+            api.asc_showComments(value);
+            Common.localStorage.setBool("sse-settings-resolvedcomment", value);
+        }
     }
 
     clickR1C1Style(checked) {
         const api = Common.EditorApi.get();
-        // Common.localStorage.setBool('sse-settings-r1c1', checked);
+        Common.localStorage.setBool('sse-settings-r1c1', checked);
         api.asc_setR1C1Mode(checked);
     }
 
     unitMeasurementChange(value) {
         value = value ? +value : Common.Utils.Metric.getDefaultMetric();
         Common.Utils.Metric.setCurrentMetric(value);
-        // Common.localStorage.setItem("se-mobile-settings-unit", value);
+        Common.localStorage.setItem("se-mobile-settings-unit", value);
     }
 
     onChangeMacrosSettings(value) {
         Common.Utils.InternalSettings.set("sse-mobile-macros-mode", +value);
-        // Common.localStorage.setItem("sse-mobile-macros-mode", +value);
+        Common.localStorage.setItem("sse-mobile-macros-mode", +value);
     }
 
     onFormulaLangChange(value) {
-        // Common.localStorage.setItem("sse-settings-func-lang", value);
+        Common.localStorage.setItem("sse-settings-func-lang", value);
         this.initRegSettings();
         // SSE.getController('AddFunction').onDocumentReady();
     }
 
+    onRegSettings(regCode) {
+        const api = Common.EditorApi.get();
+        Common.localStorage.setItem("sse-settings-regional", regCode);
+        this.initRegSettings();
+        if (regCode!==null) api.asc_setLocale(+regCode);
+    }
+
     render() {
         return (
             <ApplicationSettings 
+                initRegSettings={this.initRegSettings}
                 unitMeasurementChange={this.unitMeasurementChange}
                 textRegSettingsExample={this.textRegSettingsExample}
                 onChangeDisplayComments={this.onChangeDisplayComments}
@@ -85,6 +95,7 @@ class ApplicationSettingsController extends Component {
                 clickR1C1Style={this.clickR1C1Style}
                 onChangeMacrosSettings={this.onChangeMacrosSettings}  
                 onFormulaLangChange={this.onFormulaLangChange}     
+                onRegSettings={this.onRegSettings}
             />
         )
     }
diff --git a/apps/spreadsheeteditor/mobile/src/page/app.jsx b/apps/spreadsheeteditor/mobile/src/page/app.jsx
index 83feeb19a..28fac09c7 100644
--- a/apps/spreadsheeteditor/mobile/src/page/app.jsx
+++ b/apps/spreadsheeteditor/mobile/src/page/app.jsx
@@ -9,9 +9,10 @@ import routes from '../router/routes.js';
 
 import '../../../../common/main/lib/util/utils.js';
 import '../../../../common/main/lib/util/LanguageInfo.js';
-import Notifications from '../../../../common/mobile/utils/notifications.js'
+import {LocalStorage} from '../../../../common/mobile/utils/LocalStorage.js';
+import Notifications from '../../../../common/mobile/utils/notifications.js';
 import {MainController} from '../controller/Main';
-import {Device} from '../../../../common/mobile/utils/device'
+import {Device} from '../../../../common/mobile/utils/device';
 import CellEditor from '../controller/CellEditor';
 
 const f7params = {
@@ -24,8 +25,9 @@ const f7params = {
 export default class extends React.Component {
     constructor() {
         super();
-
+       
         Common.Notifications = new Notifications();
+        Common.localStorage = LocalStorage;
     }
 
     render() {
diff --git a/apps/spreadsheeteditor/mobile/src/store/applicationSettings.js b/apps/spreadsheeteditor/mobile/src/store/applicationSettings.js
index 051a38dc8..a752ecc6d 100644
--- a/apps/spreadsheeteditor/mobile/src/store/applicationSettings.js
+++ b/apps/spreadsheeteditor/mobile/src/store/applicationSettings.js
@@ -1,11 +1,11 @@
 import {action, observable} from 'mobx';
-
 export class storeApplicationSettings {
    
     @observable unitMeasurement = Common.Utils.Metric.getCurrentMetric();
     @observable macrosMode = 0;
     @observable formulaLang = Common.Locale.currentLang || dataLang[0].value;
-    @observable regSettings = 0x0409;
+    @observable regCode = undefined;
+    @observable regExample = '';
     @observable regData = [];
     @observable isRefStyle = false;
     @observable isComments = true;
@@ -35,31 +35,36 @@ export class storeApplicationSettings {
         return regDataCode;
     }
 
-    // @action initRegData() {
-    //     const regDataCodes = this.getRegDataCodes();
-    //     regDataCodes.forEach(item => {
-    //         let langInfo = Common.util.LanguageInfo.getLocalLanguageName(item.value);
-    //         this.regData.push({code: item.value, displayName: langInfo[1], langName: langInfo[0]});
-    //     })
-    // }
+    @action initRegData() {
+        const regDataCodes = this.getRegDataCodes();
 
-    // @action initRegSettings() {
-    //     const regData = this.getRegDataCodes();
-    //     let value = Number(Common.localStorage.getItem('sse-settings-regional'));
+        regDataCodes.forEach(item => {
+            let langInfo = Common.util.LanguageInfo.getLocalLanguageName(item.value);
+            this.regData.push({code: item.value, displayName: langInfo[1], langName: langInfo[0]});
+        })
+    }
 
-    //     if(!value) {
-    //         this.regSettings = 0x0409;
-    //     } else {
-    //         regData.forEach(obj => {
-    //             if(obj.value === value) {
-    //                 this.regSettings = obj.value;
-    //             }
-    //         });
-    //     }
-    // }
+    @action getRegCode() {
+        const regData = this.regData;
+        let value = Number(Common.localStorage.getItem('sse-settings-regional'));
+        
+        regData.forEach(obj => {
+            if(obj.code === value) {
+                this.regCode = obj.code;
+            }
+        });
 
-    @action changeRegSettings(value) {
-        this.regSettings = value;
+        if(!this.regCode) {
+            this.regCode = 0x0409;
+        }
+    }
+
+    @action changeRegCode(value) {
+        this.regCode = value;
+    }
+
+    @action setRegExample(value) {
+        this.regExample = value;
     }
 
     @action changeUnitMeasurement(value) {
diff --git a/apps/spreadsheeteditor/mobile/src/view/settings/ApplicationSettings.jsx b/apps/spreadsheeteditor/mobile/src/view/settings/ApplicationSettings.jsx
index fd69d7adb..4755b03b0 100644
--- a/apps/spreadsheeteditor/mobile/src/view/settings/ApplicationSettings.jsx
+++ b/apps/spreadsheeteditor/mobile/src/view/settings/ApplicationSettings.jsx
@@ -1,6 +1,6 @@
 import React, {Fragment} from "react";
 import { observer, inject } from "mobx-react";
-import { Page, Navbar, List, ListItem, BlockTitle, Toggle } from "framework7-react";
+import { Page, Navbar, List, ListItem, BlockTitle, Toggle, Icon } from "framework7-react";
 import { useTranslation } from "react-i18next";
 
 const PageApplicationSettings = props => {
@@ -9,14 +9,14 @@ const PageApplicationSettings = props => {
     const storeApplicationSettings = props.storeApplicationSettings;
     const unitMeasurement = storeApplicationSettings.unitMeasurement;
     const formulaLang = storeApplicationSettings.formulaLang;
-    // const regSettings = storeApplicationSettings.regSettings;
+    const regData = storeApplicationSettings.regData;
+    const regCode = storeApplicationSettings.regCode;
+    const regExample = storeApplicationSettings.regExample;
     const dataLang = storeApplicationSettings.getFormulaLanguages();
-    const dataRegCodes = storeApplicationSettings.getRegDataCodes();
     const defineFormulaLang = () => dataLang.find(obj => obj.value === formulaLang);
-    // const defineRegSettings = () => dataRegCodes.find(obj => obj.value === regSettings);
     const currentFormulaLang = defineFormulaLang();
-    // const currentRegSettings = defineRegSettings();
-    const textRegSettingsExample = props.textRegSettingsExample;
+    const defineRegSetting = () => regData.find(obj => regCode === obj.code);
+    const currentRegSetting = defineRegSetting();
     const isRefStyle = storeApplicationSettings.isRefStyle;
     const isComments = storeApplicationSettings.isComments;
     const isResolvedComments = storeApplicationSettings.isResolvedComments;
@@ -55,7 +55,9 @@ const PageApplicationSettings = props => {
                     </List>
                     <BlockTitle>{_t.textRegionalSettings}</BlockTitle>
                     <List mediaList>
-                        <ListItem title="English" subtitle={`Example: ${textRegSettingsExample}`} link="/regional-settings/"></ListItem>
+                        <ListItem title={currentRegSetting.displayName} subtitle={`Example: ${regExample}`} link="/regional-settings/" routeProps={{
+                            onRegSettings: props.onRegSettings
+                        }}></ListItem>
                     </List>
                     <BlockTitle>{_t.textCommentingDisplay}</BlockTitle>
                     <List>
@@ -106,10 +108,27 @@ const PageRegionalSettings = props => {
     const { t } = useTranslation();
     const _t = t("View.Settings", { returnObjects: true });
     const storeApplicationSettings = props.storeApplicationSettings;
-
+    const regData = storeApplicationSettings.regData;
+    const regCode = storeApplicationSettings.regCode;
+    
     return (
-        <Page>
+        <Page className="regional-settings">
             <Navbar title={_t.textRegionalSettings} backLink={_t.textBack} />
+            <List>
+                {regData.length ? regData.map((elem, index) => {
+                    return (
+                        <ListItem key={index} radio checked={elem.code === regCode} onChange={() => {
+                            storeApplicationSettings.changeRegCode(elem.code);
+                            props.onRegSettings(elem.code);
+                        }}>
+                            <div className="item-title-row">
+                                <Icon slot="media" icon={`lang-flag ${elem.langName}`}></Icon>
+                                <div className="item-title">{elem.displayName}</div>
+                            </div> 
+                        </ListItem>
+                    )
+                }) : null}
+            </List>
         </Page>
     )
 }