diff --git a/macos/ONLYOFFICE/Code/Controllers/Common/ASCCommonViewController.mm b/macos/ONLYOFFICE/Code/Controllers/Common/ASCCommonViewController.mm
index 66ab45675..1969ad4ba 100644
--- a/macos/ONLYOFFICE/Code/Controllers/Common/ASCCommonViewController.mm
+++ b/macos/ONLYOFFICE/Code/Controllers/Common/ASCCommonViewController.mm
@@ -137,6 +137,7 @@
     addObserverFor(CEFEventNameDocumentFragmentBuild, @selector(onCEFDocumentFragmentBuild:));
     addObserverFor(CEFEventNameDocumentFragmented, @selector(onCEFDocumentFragmented:));
     addObserverFor(CEFEventNameCertificatePreview, @selector(onCEFCertificatePreview:));
+    addObserverFor(ASCEventNameChangedUITheme, @selector(onUIThemeChanged:));
 
     if (_externalDelegate && [_externalDelegate respondsToSelector:@selector(onCommonViewDidLoad:)]) {
         [_externalDelegate onCommonViewDidLoad:self];
@@ -1684,6 +1685,31 @@
     }
 }
 
+- (void)onUIThemeChanged:(NSNotification *)notification {
+    if (notification && notification.userInfo) {
+        NSDictionary * params = (NSDictionary *)notification.userInfo;
+        std::wstring theme = [params[@"uitheme"] stdwstring];
+        CAscApplicationManager * appManager = [NSAscApplicationWorker getAppManager];
+
+        for (ASCTabView * tab in self.tabsControl.tabs) {
+            if (NSCefView * cefView = [self cefViewWithTab:tab]) {
+                CCefView * cef = appManager->GetViewById((int)cefView.uuid);
+                if (cef && cef->GetType() == cvwtEditor) {
+                    NSEditorApi::CAscExecCommandJS * pCommand = new NSEditorApi::CAscExecCommandJS;
+                    pCommand->put_FrameName(L"frameEditor");
+                    pCommand->put_Command(L"uitheme:changed");
+                    pCommand->put_Param(theme);
+
+                    NSEditorApi::CAscMenuEvent* pEvent = new NSEditorApi::CAscMenuEvent(ASC_MENU_EVENT_TYPE_CEF_EXECUTE_COMMAND_JS);
+                    pEvent->m_pData = pCommand;
+
+                    [cefView apply:pEvent];
+                }
+            }
+        }
+    }
+}
+
 #pragma mark -
 #pragma mark ASCTabsControl Delegate
 
diff --git a/macos/ONLYOFFICE/Code/Controllers/Common/ASCEventsController.mm b/macos/ONLYOFFICE/Code/Controllers/Common/ASCEventsController.mm
index 083bb7306..eb00ab337 100644
--- a/macos/ONLYOFFICE/Code/Controllers/Common/ASCEventsController.mm
+++ b/macos/ONLYOFFICE/Code/Controllers/Common/ASCEventsController.mm
@@ -695,6 +695,23 @@ public:
                                                                                              }];
                                 }
                             }
+                        } else if (cmd.find(L"webapps:features") != std::wstring::npos) {
+                            CAscApplicationManager * appManager = [NSAscApplicationWorker getAppManager];
+                            CCefView * pCefView = appManager->GetViewById(senderId);
+
+                            if (pCefView) {
+                                NSString * uiTheme = [[NSUserDefaults standardUserDefaults] valueForKey:ASCUserUITheme] ?: @"theme-classic-light";
+
+                                NSEditorApi::CAscExecCommandJS * pCommand = new NSEditorApi::CAscExecCommandJS;
+                                pCommand->put_FrameName(L"frameEditor");
+                                pCommand->put_Command(L"uitheme:changed");
+                                pCommand->put_Param([uiTheme stdwstring]);
+
+                                NSEditorApi::CAscMenuEvent* pEvent = new NSEditorApi::CAscMenuEvent(ASC_MENU_EVENT_TYPE_CEF_EXECUTE_COMMAND_JS);
+                                pEvent->m_pData = pCommand;
+
+                                pCefView->Apply(pEvent);
+                            }
                         }
 
                         break;