| Account Type | Can Remove Warning? | Notes | | --- | --- | --- | | Personal Gmail (@gmail.com) | ❌ No | You cannot complete verification. The warning will always appear for external users. | | Google Workspace Individual | ❌ No | Same restrictions as personal Gmail. | | Google Workspace Business / Enterprise | ✅ Yes | Domain admins can verify apps for internal use or public distribution. | | Google Cloud Platform (GCP) Project | ✅ Yes | Any account (including personal) can verify, but personal accounts rarely succeed unless you register a business. |

While Google includes this for security and transparency—to ensure users know they aren't interacting with an official Google product—it can be a major eyesore for developers trying to create a professional, branded experience.

to other users within the same domain. If your intended audience is internal to your company or school, simply deploying it to your organization will solve the issue. 4. Client-Side Browser Extensions (For Personal Use)

When a web app is viewed through an iframe on a Google Site , Google typically suppresses the author warning banner.