diff --git a/apps/presentationeditor/mobile/src/controller/Search.jsx b/apps/presentationeditor/mobile/src/controller/Search.jsx
index 37f8f7548..ae761031e 100644
--- a/apps/presentationeditor/mobile/src/controller/Search.jsx
+++ b/apps/presentationeditor/mobile/src/controller/Search.jsx
@@ -36,12 +36,6 @@ class PESearchView extends SearchView {
 
     onSearchbarShow(isshowed, bar) {
         super.onSearchbarShow(isshowed, bar);
-        
-        // const api = Common.EditorApi.get();
-        // if ( isshowed ) {
-        //     const checkboxMarkResults = f7.toggle.get('.toggle-mark-results');
-        //     api.asc_selectSearchingResults(checkboxMarkResults.checked);
-        // } else api.asc_selectSearchingResults(false);
     }
 }
 
diff --git a/apps/presentationeditor/mobile/src/controller/settings/PresentationSettings.jsx b/apps/presentationeditor/mobile/src/controller/settings/PresentationSettings.jsx
index 184fec041..16305cdfb 100644
--- a/apps/presentationeditor/mobile/src/controller/settings/PresentationSettings.jsx
+++ b/apps/presentationeditor/mobile/src/controller/settings/PresentationSettings.jsx
@@ -7,12 +7,19 @@ class PresentationSettingsController extends Component {
         super(props);
         this.initSlideSize = this.initSlideSize.bind(this);
         this.onSlideSize = this.onSlideSize.bind(this);
+        this.initSlideSize();
     }
 
     initSlideSize() {
         if (!this.init) {
             const api = Common.EditorApi.get();
+            const slideSizes = [
+                [9144000, 6858000, Asc.c_oAscSlideSZType.SzScreen4x3], 
+                [12192000, 6858000, Asc.c_oAscSlideSZType.SzCustom]
+            ];
+
             this.props.storePresentationSettings.changeSizeIndex(api.get_PresentationWidth(), api.get_PresentationHeight());
+            this.props.storePresentationSettings.initSlideSizes(slideSizes);
             this.init = true;
         }
     }
diff --git a/apps/presentationeditor/mobile/src/store/presentationSettings.js b/apps/presentationeditor/mobile/src/store/presentationSettings.js
index 566af4936..1fc6c04f8 100644
--- a/apps/presentationeditor/mobile/src/store/presentationSettings.js
+++ b/apps/presentationeditor/mobile/src/store/presentationSettings.js
@@ -1,15 +1,23 @@
-import {action, observable} from 'mobx';
+import {action, observable, makeObservable} from 'mobx';
 
 export class storePresentationSettings {
-    @observable slideSizes = [
-        [9144000, 6858000, Asc.c_oAscSlideSZType.SzScreen4x3], 
-        [12192000, 6858000, Asc.c_oAscSlideSZType.SzCustom]
-    ];
+    constructor() {
+        makeObservable(this, {
+            slideSizes: observable,
+            currentPageSize: observable,
+            slideSizeIndex: observable,
+            allSchemes: observable,
+            changeSizeIndex: action,
+            addSchemes: action,
+            initSlideSizes: action
+        })
+    }
 
-    @observable currentPageSize;
-    @observable slideSizeIndex;
+    slideSizes = [];
+    currentPageSize;
+    slideSizeIndex;
 
-    @action changeSizeIndex(width, height) {
+    changeSizeIndex(width, height) {
         this.currentPageSize = {width, height};
         let ratio = height / width;
 
@@ -20,11 +28,15 @@ export class storePresentationSettings {
         });
     }
 
+    initSlideSizes(value) {
+        this.slideSizes = value;
+    }
+
     // Color Schemes
 
-    @observable allSchemes;
+    allSchemes;
 
-    @action addSchemes(arr) {
+    addSchemes(arr) {
         this.allSchemes = arr;
     }
 
diff --git a/apps/presentationeditor/mobile/src/view/settings/PresentationSettings.jsx b/apps/presentationeditor/mobile/src/view/settings/PresentationSettings.jsx
index 7288657df..3f8ebc7e9 100644
--- a/apps/presentationeditor/mobile/src/view/settings/PresentationSettings.jsx
+++ b/apps/presentationeditor/mobile/src/view/settings/PresentationSettings.jsx
@@ -6,7 +6,6 @@ import { useTranslation } from "react-i18next";
 const PagePresentationSettings = props => {
     const { t } = useTranslation();
     const _t = t("View.Settings", { returnObjects: true });
-    props.initSlideSize();
     const storePresentationSettings = props.storePresentationSettings;
     const slideSizeArr = storePresentationSettings.slideSizes;
     const slideSizeIndex = storePresentationSettings.slideSizeIndex;