Windows Update 502 Bad Gateway: Quick Troubleshooting Checklist
When Windows Update returns a 502 Bad Gateway error, it usually means the update...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix 'Windows Update Command Not Found' in PowerShell
You open PowerShell, type a Windows Update command like Get-WUInstall or wuauc...
Fix Windows Defender Update Error 0x80070643
If you see error 0x80070643 when updating Windows Defender, it usually means the update failed du...
BitLocker Troubleshooting: Common Errors and Fixes
BitLocker can fail unexpectedly, leaving you staring at a recovery screen or an error that won't ...
How to Fix Chrome Microphone Permission Denied Errors
When you see "Permission denied" for your microphone in Chrome, it usually means the browser can'...
Fix 'Windows Defender File Locked Cannot Access' Error
You try to open, move, or delete a file, and Windows tells you the file is locked by Windows Defe...
Topic paths
Quick titles
Chrome Update Not Working on Windows 10: Troubleshooting GuideTroubleshoot Outlook Slow Search IssuesMicrosoft Store Download Error Codes on MacFix Remote Desktop 404 Not Found with Port ForwardingWindows Proxy Setup from Command LineFix Windows Activation Connection Timeout ErrorResolve Command Prompt Dependency Conflicts During SetupRemote Desktop Multiple Display Guide