Checklists for software errors, setup, and tool workflows.

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Fix Windows Security Error 404 After Update

After a recent Windows update, you might see an error 404 when opening Windows Security. The app ...

OneDrive Login Loop Troubleshooting Checklist

If OneDrive keeps asking you to sign in again right after you log in, you're stuck in a login loo...

Fix 'Profile File Locked' Chrome Error on Windows 10

You try to open Chrome on Windows 10 and see “Your profile could not be opened correctly” or “The...

Fix Windows Defender Proxy Error Not Working

You launch Windows Defender Security Center or try to run a scan, and you see a proxy error—somet...

Fixing PowerShell Rate Limit Errors in Azure

When you run PowerShell scripts against Azure APIs, you may hit rate limit errors like 429 ...

Fix Microsoft Teams SSL Certificate Error on Windows 10
You open Microsoft Teams on Windows 10 and see an error about an SSL certificate. The app may fai...