Skip to main content
What Does This Mean?Plain English, no BS
HomeGoogleThis Browser or App May Not Be Secure
Google

What does "This Browser or App May Not Be Secure" mean? Google Error Explained

Quick answer: Google is blocking sign-in because it does not trust the browser or app you are using. This is a security measure.

💡

Here's what's up

Google is blocking sign-in because it does not trust the browser or app you are using. This is a security measure.

1Why you're seeing "This Browser or App May Not Be Secure" on Google

  • Using an outdated browser
  • Using an unsupported app
  • Browser security settings too low
  • Using an insecure connection

2How to fix "This Browser or App May Not Be Secure" error on Google

1

Update your browser to the latest version.

2

Use a modern, supported browser (Chrome, Firefox, Safari, Edge).

3

Enable JavaScript and cookies in your browser.

4

Try signing in from a different browser or device.

5

Use the official Google app instead of a third-party app.

How long will "This Browser or App May Not Be Secure" error last?

Until you use a secure, updated browser or app.

Frequently asked questions about "This Browser or App May Not Be Secure"

Why is my browser not secure?

Google blocks sign-ins from outdated browsers or apps that do not meet their security standards.

People also search for

This Browser or App May Not Be SecureCouldn't Sign You InWe Detected Suspicious ActivityVerify It's YouYour Account May Have Been CompromisedUnusual Sign-In Activity

You might also see these Google errors

Google
"Couldn't Sign You In"

Still having trouble?

Get official help from Google support team

Google Support

Summary: This Browser or App May Not Be Secure on Google

The error message "This Browser or App May Not Be Secure" on Google typically means: Google is blocking sign-in because it does not trust the browser or app you are using. This is a security measure.

This is a low severity issue that usually occurs due to using an outdated browser. To fix this, update your browser to the latest version.

Until you use a secure, updated browser or app.

If you're still experiencing this google error after trying these steps, check out our related error message guides or search for more specific solutions.

AboutDisclaimer

Made by humans who've also panicked at error messages 🤝

© 2026 whatdoes.app · No jargon, just help