If your app is listed on the Marketplace and verified, the warning disappears. However, listing requires verification and typically a security assessment.
The banner occupies valuable vertical pixels at the top of the interface, which can break sticky menus or fixed-position navigation elements. 4 Ways to Remove or Bypass the Apps Script Banner 1. The Iframe Embedding Method (Best for Public Web Apps) If your app is listed on the Marketplace
return HtmlService.createHtmlOutputFromFile( 'Index' ) .setXFrameOptionsMode(HtmlService.XFrameOptionsMode.ALLOWALL); Use code with caution. Copied to clipboard 3. Transition to Google Cloud Project (GCP) the warning disappears. However
For a quick solution, you can install a browser extension that removes the banner. One such extension is “Google Apps Script WebApp Warning Remover” for Firefox. It simply hides the top warning on Apps Script web app pages. If your app is listed on the Marketplace