
Windows Security Troubleshooting Checklist
If Windows security features aren't working as expected—like Windows Defender won't start, update...
Software troubleshooting desk

If Windows security features aren't working as expected—like Windows Defender won't start, update...

If Windows Search returns no results, shows outdated files, or behaves erratically, the search in...

You try to activate Windows or install an update, and get error 0x80070003. It often means Window...

You're working in Visual Studio Code when suddenly a popup says "Extension host terminated unexpe...

If you suspect Windows Defender missed a threat or want to review past detections, the logs are s...

If Outlook slows down, consumes excessive RAM (over 1 GB), or crashes, a large mailbox is often t...