Fix Windows Search Authentication Failed Configuration Error
You may see a notification that Windows Search indexing couldn't start due to an authentication f...
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View listHow to Repair Windows Defender Configuration Issues
Windows Defender (now Microsoft Defender Antivirus) can sometimes show configuration errors—setti...
Fix Windows Activation Login Loop Not Accepting Password
You're stuck in a login loop after a Windows activation or update. You type your password correct...
Fix Windows Defender Error 0x80070422: Won't Turn On
If you see error code 0x80070422 when trying to turn on Windows Defender, it usually means the re...
Fix Remote Desktop Blank Screen Due to Display Driver Issues
When you connect to a remote computer via Remote Desktop and see only a blank screen (black or gr...
How to Fix Windows Security Not Responding
Windows Security (formerly Windows Defender Security Center) may stop responding, hang on launch,...
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