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How to Fix Windows Defender Service Not Running

If you see a message that Windows Defender is not running or the security center shows it's off, ...

Fix Command Prompt Token Expired Not Working

If you see a 'token expired' or 'not working' error in Command Prompt, it usually means an authen...

How to Clear Remote Desktop Cache in Windows 10

If you're experiencing connection failures, display glitches, or authentication prompts that don'...

Fix Windows Activation Failed Due to Permission Denied

You try to activate Windows and get an error saying activation failed due to permission denied. T...

How to Repair a Corrupt Windows Search Database

If Windows search stops returning results, takes too long, or shows errors, the search database m...

Fix Windows Activation Backup Restore Error 0x80070057

When you try to back up or restore Windows activation using the slmgr /upk or ...


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