If you are hosting the script as a Web App, you can embed it into your own professional website using an iframe. This doesn't technically delete the code from the script's source, but it places the application within your own branded environment.
While hiding the banner improves user experience, always keep Google's Terms of Service in mind:
Are you using a or a paid Google Workspace account ? If you are hosting the script as a
For a truly professional appearance without the banner, you must publish your script as a verified .
Google displays this notice as a security measure to prevent phishing and protect users from malicious scripts. However, if you are building a professional tool, a client portal, or a public-facing website, this banner can look unprofessional and ruin your user interface. For a truly professional appearance without the banner,
within Google Apps Script to toggle this banner off. However, there are specific deployment methods and workarounds that can hide or eliminate it. Ways to Eliminate the Banner Use a Google Workspace Organization Account The banner is generally
Scroll down to “Third-party apps with account access” and click “Manage third-party access.” within Google Apps Script to toggle this banner off
Navigate to your Index.html file (or whichever HTML file handles your front-end interface).
Install an extension like , Stylus , or Tampermonkey on your browser.
: The banner is often hidden when you embed the script's URL as an within a Google Site or your own website.