How to Fix Windows Search 404 Not Found Error
When you search for a file or app in Windows and get a '404 Not Found' error, it typically means ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listWindows Terminal Invalid Configuration: Restore Default Settings
If Windows Terminal fails to start or shows an error about invalid configuration, the problem is ...
How to Repair Microsoft Store App for Update Issues
If the Microsoft Store app fails to update apps, gets stuck on pending downloads, or throws error...
Fix 'Command Not Found' and 'Permission Denied' Errors in Windows Command Prompt
You type a command in Command Prompt and get 'command' is not recognized or Ac...
Windows Security Stuck Loading: Practical Fix Checklist
Windows Security (formerly Windows Defender Security Center) sometimes gets stuck on a loading sc...
Fix Visual Studio Installer Error 0x80070643
You're trying to install or update Visual Studio, but the installer fails with error code 0x80070...
Topic paths
Quick titles
Outlook SMTP Connection Failure FixHow to Fix Chrome Profile Reset Not WorkingTroubleshooting Missing PowerShell ModulesChrome Extension Setup Checklist for BeginnersHow to Read Chrome Crash ReportsOpenVPN Timeout Troubleshooting StepsWindows 10 Search Prompts Sign In RepeatedlyHow to Restore Chrome Sync After a Failed Start