Windows Defender Rate Limit Error Troubleshooting Checklist
You might see a Windows Defender rate limit error when scanning files or updating definitions. Th...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
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View listWindows Defender Connection Refused: Troubleshooting Checklist
You open Windows Security and see "Connection refused" or "Something went wrong. Try reopening Wi...
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 Allow an App Through Windows Defender Firewall
If an app can't connect to the internet or network, Windows Defender Firewall may be blocking it....
Fix BitLocker Drive Not Accessible: Permission Denied Error
When you plug in a BitLocker-encrypted drive and see "permission denied" or "access denied" inste...
Fix Certbot Renew Certificate Not Working
You run certbot renew and nothing happens, or you get an error. Renewal failures oft...
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