How to Fix Windows Defender Not Opening
If Windows Defender won’t open—whether it crashes, shows a blank window, or does nothing when you...
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All notesMicrosoft Store 504 Error: Beginner's Troubleshooting Checklist
You open the Microsoft Store and instead of apps, you see a 504 error. This usually means the sto...
Fix Microsoft Store 'File Locked' Error When Installing or Updating Apps
When you try to install, update, or launch an app from the Microsoft Store, you might see an erro...
Windows Defender Real-Time Protection Won’t Turn Off: Fixes
You go into Windows Security, toggle off real-time protection, and within a few minutes it’s back...
How to Fix Windows Defender File Locked Error 0x80070020
Error 0x80070020 often appears when Windows Defender (Microsoft Defender Antivirus) is scanning a...
Windows Defender File Locked: How to Fix It
You try to edit, move, or delete a file and Windows says it's open in Windows Defender. This can ...
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