Windows Defender 502 Bad Gateway: Troubleshooting Checklist
If you see a 502 Bad Gateway error when opening Windows Security or trying to update Windows Defe...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix SSH Host Key Verification Failed for GitHub
When you try to clone a repository or push to GitHub over SSH, you might see an error like:
Fix Remote Desktop Access Denied via Group Policy
When you try to connect to a remote computer and get an 'Access Denied' message, the problem ofte...
Fix SSH Host Key Verification Failed & Permission Denied
When you see Host key verification failed followed by Permission denied (publi...
Fix OneDrive Sync Rate Limit & Permission Denied Errors
OneDrive users sometimes see errors like "Sync rate limit reached" or "Permission denied" when tr...
Fix 'imagemagick convert error command not found' After Installation
You installed ImageMagick, but running convert in the terminal gives command n...
Topic paths
Quick titles
Fix Windows Activation Cannot Connect to Activation Server via CMDHow to Resolve Teams 502 Bad GatewayWindows 11 Command Prompt Auto-Start Not Working: FixesResolve Windows Defender Connectivity IssuesResolve 'File In Use' Error in Windows 11 StoreClean Install Windows Update Module Not Found TroubleshootingWindows Terminal Config Not Working After Edit: FixesFix Windows Terminal Invalid Configuration File Location Error