How to Fix Windows Defender Not Turning On
Windows Defender (now called Microsoft Defender Antivirus) sometimes refuses to turn on or stay o...
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2. Isolate
3. Apply
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View listFix 'File Locked by Windows Security Cannot Delete'
You try to delete a file, and Windows tells you it's locked by Windows Security. This often happe...
Fix Remote Desktop Authentication Failed Due to Group Policy
You try to connect to a remote desktop and get an authentication failed error. This often happens...
Fix Windows Defender 404 Error in Command Prompt
When you try to run Windows Defender commands from Command Prompt and get a '404 Not Found' error...
Windows Activation Cache: Location and How to Delete
If you're getting activation errors after a hardware change or a Windows update, a corrupted acti...
Fix Outlook Data File Access After Password Change
If you changed your Windows login password or your email account password and now Outlook shows '...
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