Windows Security Troubleshooting Checklist
If Windows security features aren't working as expected—like Windows Defender won't start, update...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Defender Rate Limit Error on Windows 11
You may see a rate limit error when using Windows Defender on Windows 11. This usually happens du...
Fix High CPU Usage by Antivirus Scanning PowerShell
If you notice that PowerShell (powershell.exe or pwsh.exe) is using high CPU, and you have an ant...
How to Fix Windows Update Error 0x80070002
When you see error 0x80070002 while running Windows Update, it usually means the update files are...
Chrome Loading Slow? 8 Practical Fixes to Try
If Chrome is loading pages slowly, you're not alone. This can happen for several reasons, from to...
How to Fix Windows Update Stuck at 100%
You've waited for a Windows update to finish, but it's stuck at 100% for minutes or hours. This i...
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