Fix Windows Activation 502 Bad Gateway Due to Proxy Settings
If you see a "502 Bad Gateway" error when trying to activate Windows, the problem is often a misc...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix PowerShell Cache Clear Permission Denied Error
When you try to clear the PowerShell cache (for example, deleting the $env:Temp\* fi...
Windows Activation File Locked: Fix for Windows 10
You see an error saying the Windows activation file is locked, or activation fails with a file ac...
Fix Microsoft Store Service Unavailable in Windows 10
When you open the Microsoft Store on Windows 10 and see “Service Unavailable” or “Something went ...
Reset Microsoft Teams Settings via Command Line
If Teams is acting up—failing to sync, showing corrupted profiles, or refusing to log in—resettin...
Windows Security Authentication Failed: Troubleshooting Checklist
When Windows throws an authentication failed error, it usually means the system couldn't verify y...
Issue queue
SitemapFix Windows Terminal Auto-Start Not Working
OneDrive Missing Files: Troubleshooting Guide
Save Task Scheduler Settings Before Windows Reset
How to Resolve Git Merge Conflicts During Pull
Credentials Not Requested in Windows Terminal
How to Clear the dpkg Lock in Ubuntu
Chrome ERR_CONNECTION_RESET: Practical Fixes
Microsoft Store Proxy Error Fix Checklist
Windows Activation Checklist for IT Admins
Windows Defender High CPU Usage Troubleshooting Guide
Stop Chrome from Maxing Out CPU: Disable Hardware Acceleration
How to Resolve OneDrive Access Denied on New Files
OneDrive Missing Files: Troubleshooting Guide
Save Task Scheduler Settings Before Windows Reset
How to Resolve Git Merge Conflicts During Pull
Credentials Not Requested in Windows Terminal
How to Clear the dpkg Lock in Ubuntu
Chrome ERR_CONNECTION_RESET: Practical Fixes
Microsoft Store Proxy Error Fix Checklist
Windows Activation Checklist for IT Admins
Windows Defender High CPU Usage Troubleshooting Guide
Stop Chrome from Maxing Out CPU: Disable Hardware Acceleration
How to Resolve OneDrive Access Denied on New Files