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How to Fix Cloudflare Origin Certificate Invalid Error

If you see a Cloudflare origin certificate invalid error, your browser or server is rejecting the...

How to Fix Git Index Lock File Exists Error

If you see an error like fatal: Unable to create 'path/to/repo/.git/index.lock': Fi...

Windows Defender Real-Time Protection Keeps Turning Off: Fixes
You notice the Windows Security icon in the system tray shows a yellow warning. Opening it reveal...

How to Reset Windows Defender Real-Time Protection
Windows Defender real-time protection can sometimes get stuck, fail to turn on, or stop respondin...

Fix Windows Update Error 0x80070002 on Windows 11
If you see error 0x80070002 when running Windows Update on Windows 11, it usually means Windows c...

Fix Windows Update Service Not Running for System Restore
You might see “System Restore did not complete successfully” or “Windows Update service is not ru...


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