Fix Windows Search 502 Bad Gateway Errors Caused by Firewall Blocks
You open Windows Search, type a query, and get a "502 Bad Gateway" error. This often means a fire...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix 'Access Denied' When Opening Command Prompt Log Files
When you try to view a log file from Command Prompt and get an 'Access Denied' error, it usually ...
Checklist: Windows Update Service Not Running in Services.msc
When you open Services.msc and see that the Windows Update service (wuauserv) is not running, or ...
Windows Defender 404 Not Found: How to Fix Missing Interface
You open Windows Security, click on Virus & threat protection, and get a blank page or a 404 erro...
Fix Windows Activation Error 0x8004fe22 – KMS Server Issues
If you see error 0x8004fe22 when trying to activate Windows, it usually means your system can't r...
Fix Windows Terminal Rate Limit Error After Update
After a Windows Terminal update, you might see a rate limit error when using tools like curl, git...
Topic paths
Quick titles
Windows Defender Real-Time Protection Stuck Off FixFix 'Windows Defender Not Recognized' Error in Command PromptHow to Fix Microsoft Store Login Loop on Windows 10Fix Missing Command Prompt After Windows UpdateCommand Prompt Dependency Error TroubleshootingTask Scheduler Not Working in Windows 10 FixHow to Resolve Teams Login Network IssuesHow to Fix KMS Activation Error 0x8007232b