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

: Only applicable to add-ons, not standalone web apps.

Before attempting to remove the message, you must understand its cause. The warning appears when a Google Apps Script application attempts to access sensitive user data (like Drive, Gmail, Sheets, or Contacts) or perform actions on behalf of a user without completing Google’s verification process.

Submit your project for . Once approved, the banner will vanish completely for external users. Method 2: Restrict Access to Your Google Workspace Domain

This method must be done on every computer that runs the script. 3. Revoke Unauthorized Connections : Only applicable to add-ons, not standalone web apps

If you are the developer of the application, there are steps you can take to make your app look more professional:

: Fetch data from your Google Sheets or backend scripts using clasp (Command Line Apps Script Projects) or by deploying your script as an executable API instead of a Web App. Methods That Do Not Work

Paste your published production web app link inside the field. Submit your project for

When users visit your custom domain, the code runs inside the container without showing the top Google warning header to the audience. 2. Transition to Google Workspace Add-ons

Often run from personal accounts or in a way that implies it hasn't passed security verification.

Insert the following code block, replacing the dummy source URL with your copied link: Insert the following code block

For public-facing apps, into a parent website or Google Site to mask the standard Apps Script header.

If you publish your script as a formal Google Workspace Add-on in the Marketplace, the banner does not appear because the script has undergone an official review process.