Windows Activation 502 Bad Gateway: Troubleshooting Checklist
If you're seeing a '502 Bad Gateway' error when trying to activate Windows, the problem is usuall...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Svchost.exe High CPU Usage on Windows 11
You open Task Manager and see svchost.exe using 30% or more of your CPU. This is common in Window...
BitLocker Drive Not Unlocking with Password: Fixes to Try
You enter your BitLocker password, but the drive won't unlock. This can happen for several reason...
Fix Remote Desktop 404 Not Found After Windows Update
After a recent Windows update, you might see a '404 Not Found' error when trying to connect to a ...
Windows Activation Troubleshooting Checklist
Windows activation can fail for many reasons—product key typos, hardware changes, or server hiccu...
Fix Windows Update Error 0x80070002: Missing Files
If you see error 0x80070002 when checking for updates, Windows is likely missing a file it needs....
Topic paths
Quick titles
How to Set Windows Defender to Auto-Start via RegistryWindows Security Not Working After Update? Try These FixesTroubleshoot Windows Search Settings Not SavingTroubleshooting 0xc004f074 on Windows ServerWindows Activation Backup and Restore TutorialChrome Setup Troubleshooting ChecklistResolve Microsoft Store Version Mismatch in Windows 11Windows Search Troubleshooting Guide for Beginners