Fix Windows Search 404 Not Found Error via Registry
If Windows Search returns a '404 Not Found' error when you try to open the search pane or run a q...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix Microsoft Store Failed to Start Error
When you click the Microsoft Store icon and nothing happens, or you see a generic “failed to star...
Windows Security 502 Bad Gateway: Troubleshooting Checklist
If you see a 502 Bad Gateway error when opening Windows Security, it usually means the app can't ...
How to Fix PowerShell Blank Screen on Startup
When PowerShell opens to a blank screen with no prompt or output, the shell is usually loading a ...
OneDrive High Memory Usage: Troubleshooting Checklist
If OneDrive is using more RAM than expected, it can slow down your system. This checklist helps y...
Fix Command Prompt Offline Installer Not Working on Windows 7
You try to install something using the Command Prompt in offline mode on Windows 7, but nothing h...
Topic paths
Quick titles
How to Change Remote Desktop Port in RegistryResolve Access Denied in PowerShellResolving Outlook Office 365 Dependency IssuesFix Chrome Profile Not Syncing After Clearing CacheBitLocker Recovery Key Not Accepted in Safe Mode FixTroubleshoot DNS Resolution Failures in PowerShellWindows 10: Port Already Allocated Error in Windows Defender FixCommand Prompt vs Windows Terminal: A Practical Guide