
Windows Security Troubleshooting Checklist
If Windows security features aren't working as expected—like Windows Defender won't start, update...

If Windows security features aren't working as expected—like Windows Defender won't start, update...

If Chrome keeps showing 'Authentication failed' when you try to sign in or sync on Windows 10, th...

If you're seeing a rate limit error in Chrome but the built-in rate limiting doesn't seem to be w...

If you're stuck in a login loop on the Microsoft Store and seeing error code 0x80070424, it usual...

If you're stuck in a login loop—where Windows logs you out immediately after signing in—you can o...

You might see a "Search rate limit exceeded" or similar error when using Windows Search frequentl...