If you are just looking to remove the banner for your own browser, or if you are in a controlled environment (like a company with standardized browsers), you can use a browser extension to . 2.1 Using uBlock Origin (Recommended)
If your app uses sensitive scopes and will have >100 users, submit for Google verification:
Have you deployed a Google Apps Script as a web app, only to have your interface ruined by a bright blue banner at the top? The message, is a standard security warning Google imposes on scripts that are not formally verified. If you are just looking to remove the
Are you building this app for or for private/internal tasks?
Target the specific class name of the banner (historically .apps-share-banner-container or similar banner elements) and apply display: none !important; . Are you building this app for or for private/internal tasks
const webAppUrl = "YOUR_APPS_SCRIPT_URL_HERE"; async function sendData() const payload = name: "John Doe", email: "john@example.com" ; const response = await fetch(webAppUrl, method: "POST", body: JSON.stringify(payload) ); const result = await response.json(); if(result.status === "success") alert("Data saved successfully with no banners!"); Use code with caution. Summary of Options Banner Status Technical Difficulty Paid (Monthly)
Create a simple HTML file (hosted on GitHub Pages) that contains an pointing to your Apps Script URL. Summary of Options Banner Status Technical Difficulty Paid
to “Execute as me” and “Who has access” to “Anyone within [Your Domain]” – or “Anyone” if you want public access.
Google includes this banner as a security precaution to warn users that the script is not an official Google product and may access their data. iframe embed to bypass this banner?
Create an HTML file on your own hosting server or website builder (WordPress, Webflow, Wix). Use the following HTML and CSS structure to embed your app: Use code with caution. Why this works:
The most reliable, official, and permanent way to remove the Apps Script banner is to run the script from a paid account (formerly G Suite) rather than a free @gmail.com account.