diff --git a/apps/spreadsheeteditor/mobile/src/controller/Statusbar.jsx b/apps/spreadsheeteditor/mobile/src/controller/Statusbar.jsx
index d0f131594..c2d4bbab9 100644
--- a/apps/spreadsheeteditor/mobile/src/controller/Statusbar.jsx
+++ b/apps/spreadsheeteditor/mobile/src/controller/Statusbar.jsx
@@ -23,10 +23,10 @@ const StatusbarController = inject('sheets', 'storeFocusObjects', 'users')(obser
             api.asc_registerCallback('asc_onActiveSheetChanged', onApiActiveSheetChanged);
             api.asc_registerCallback('asc_onHidePopMenu', onApiHideTabContextMenu);
             api.asc_registerCallback('asc_onUpdateTabColor', onApiUpdateTabColor);
-            // api.asc_registerCallback('asc_onCoAuthoringDisconnect', onApiDisconnect);
+            api.asc_registerCallback('asc_onCoAuthoringDisconnect', onApiDisconnect);
         });
         Common.Notifications.on('document:ready', onApiSheetsChanged);
-        // Common.Notifications.on('api:disconnect', onApiDisconnect);
+        Common.Notifications.on('api:disconnect', onApiDisconnect);
     });
 
     const onApiDisconnect = () => {
@@ -180,7 +180,7 @@ const Statusbar = inject('sheets', 'storeAppOptions', 'users')(observer(props =>
 
         if (index == api.asc_getActiveWorksheetIndex()) {
             if (!opened) {
-                if (isEdit && !sheets.isWorkbookLocked) {
+                if (isEdit && !isDisconnected) {
                     api.asc_closeCellEditor();
                     f7.popover.open('#idx-tab-context-menu-popover', target);
                 }
diff --git a/apps/spreadsheeteditor/mobile/src/view/Statusbar.jsx b/apps/spreadsheeteditor/mobile/src/view/Statusbar.jsx
index 0b566123f..6ae773384 100644
--- a/apps/spreadsheeteditor/mobile/src/view/Statusbar.jsx
+++ b/apps/spreadsheeteditor/mobile/src/view/Statusbar.jsx
@@ -8,22 +8,23 @@ const viewStyle = {
     height: 30
 };
 
-const StatusbarView = inject('storeAppOptions', 'sheets')(observer(props => {
+const StatusbarView = inject('storeAppOptions', 'sheets', 'users')(observer(props => {
     const { t } = useTranslation();
     const _t = t('Statusbar', {returnObjects: true});
     const isAndroid = Device.android;
     const isPhone = Device.isPhone;
-    const {sheets, storeAppOptions} = props;
+    const {sheets, storeAppOptions, users} = props;
     const allSheets = sheets.sheets;
     const hiddenSheets = sheets.hiddenWorksheets();
-    const isWorkbookLocked = sheets.isWorkbookLocked;
+    // const isWorkbookLocked = sheets.isWorkbookLocked;
     const isEdit = storeAppOptions.isEdit;
+    const isDisconnected = users.isDisconnected;
 
     return (
         <Fragment>
             <View id="idx-statusbar" className="statusbar" style={viewStyle}>
-                <div id="idx-box-add-tab" className={`${isWorkbookLocked ? 'disabled' : ''}`}>
-                    <Link href={false} id="idx-btn-addtab" className={`tab${isWorkbookLocked ? ' disabled' : ''}`} onClick={props.onAddTabClicked}>
+                <div id="idx-box-add-tab" className={`${isDisconnected ? 'disabled' : ''}`}>
+                    <Link href={false} id="idx-btn-addtab" className={`tab${isDisconnected ? ' disabled' : ''}`} onClick={props.onAddTabClicked}>
                         <Icon className="icon icon-plus" />
                     </Link>
                 </div>