Remove This Application Was Created By A Google Apps Script User Patched

This method removes the visible footer by masking the GAS URL behind your own domain using a reverse proxy.

If you only want to hide the banner for yourself or a specific set of users, you can use browser-based tools: Google Apps Script remove warning banner - Stack Overflow This method removes the visible footer by masking

If you are part of a Google Workspace organization, the banner is the banner is