refactor: demo params

packages/web/src/javascripts/Application/Application.ts

@@ -426,6 +426,10 @@ export class WebApplication extends SNApplication implements WebApplicationInter
     this.getViewControllerManager().accountMenuController.setShow(true)
   }
 
+  hideAccountMenu(): void {
+    this.getViewControllerManager().accountMenuController.setShow(false)
+  }
+
   geDefaultEditorIdentifier(currentTag?: SNTag): EditorIdentifier {
     return (
       currentTag?.preferences?.editorIdentifier ||

packages/web/src/javascripts/Components/ApplicationView/ApplicationView.tsx

@@ -90,7 +90,11 @@ const ApplicationView: FunctionComponent<Props> = ({ application, mainApplicatio
       return
     }
 
-    void application.user.populateSessionFromDemoShareToken(token)
+    const status = application.status.addMessage('Preparing demo...')
+    void application.user.populateSessionFromDemoShareToken(token).then(() => {
+      application.status.removeMessage(status)
+      application.hideAccountMenu()
+    })
   }, [application])
 
   const onAppLaunch = useCallback(() => {