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

Because the banner is injected directly by the parent Google Workspace infrastructure via an iframe wrapper, you hide it using standard CSS or JavaScript inside your Index.html file. However, you can eliminate it by changing how your application is deployed, hosted, or configured. 1. Embed the Web App via Google Sites

"oauthScopes": [ "https://www.googleapis.com/auth/drive", "https://www.googleapis.com/auth/gmail.send" ]

Note: the specific UI and flow can change, but the core options remain consistent. Because the banner is injected directly by the

Complete Guide: How to Remove the "This application was created by a Google Apps Script user" Banner

: Host your HTML, CSS, and JavaScript frontend on Firebase Hosting or Vercel . Embed the Web App via Google Sites "oauthScopes":

Below is a complete example of a wrapper page that addresses common implementation challenges:

For many developers and businesses, this screen kills trust. It looks suspicious, unprofessional, and can scare users away before they even try your tool. The good news? But understanding how requires a clear understanding of Google’s security model. It looks suspicious, unprofessional, and can scare users

These do remove the warning.

How to Remove the "This application was created by a Google Apps Script user" Header