How to Fix 'Command Not Found' in Command Prompt
You type a command in Command Prompt and get 'xxx' is not recognized as an internal or exte...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listPowerShell 502 Bad Gateway: A Troubleshooting Checklist
When a PowerShell script or command returns a 502 Bad Gateway error, it usually means the web ser...
How to Fix Windows Update Service Not Running
If Windows Update won't start or you see an error that the update service is not running, it's us...
Fix Windows Update Error 0x80072ee2: DNS and Network Issues
Windows Update error 0x80072ee2 typically means your PC can't connect to Microsoft's update serve...
Fix Chrome Extension Access Denied Due to Sync Issue
You try to open a Chrome extension and get an 'access denied' or 'permission denied' error. Often...
Fix Windows Search Migration Tool Not Indexing Files
If your Windows Search migration tool stops indexing files after a system upgrade or data transfe...
Topic paths
Quick titles
Fix BitLocker Rate Limit Error: Too Many Unlock AttemptsRemote Desktop 0x4 Connection Error GuideHow to Reset Microsoft Teams Without Losing DataHow to Fix Task Scheduler Blank Screen Without ReinstallFix Windows Update Error 0x80072efd: Connection RefusedHow to Resolve Cron Permission Denied in UbuntuHow to Fix Windows Security Not WorkingTroubleshoot Microsoft Store Freezing or Slow Startup