For external users, the only way to remove it is by publishing the script as a verified Google Workspace Add-on , which requires a more complex review process. 3. Use a Browser Extension (Personal Use Only)
If you are part of a Google Workspace organization and you deploy the web app to be accessed only by users within your domain , the banner is usually hidden. For external users, the only way to remove
Install an extension like or uBlock Origin . Install an extension like or uBlock Origin
It is simply Google’s way of saying: “Hey, a regular user (not Google) built this tool. Use at your own discretion.” By following these steps and best practices, you
⚠️ Standard CSS within your HtmlService code (like style="display:none" ) will not work because the banner is generated outside of your app's body tag in a parent iFrame controlled by Google.
By following these steps and best practices, you should be able to remove your Google Apps Script project created for free.