Fix Windows Defender Permission Denied When Scanning a Folder
You try to scan a folder with Windows Defender and see 'Permission Denied' or 'Access Denied'. Th...
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View listHow to Fix Windows Security Error 0x80070422
You open Windows Security and get error 0x80070422, or see a message that the app can't start. Th...
Windows Defender Troubleshooting Checklist
Windows Defender (now Microsoft Defender Antivirus) usually runs quietly in the background, but s...
How to Reset Windows Defender Settings
If Windows Defender (Microsoft Defender Antivirus) is acting up—won't open, shows error messages,...
BitLocker Service Unavailable After Update: How to Fix
After a Windows update, you might find that BitLocker Drive Encryption is no longer available or ...
Fix Windows Search Version Mismatch Registry Error
You may see an error like "Windows Search version mismatch" or "The search service cannot communi...
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