Fix Windows Search Returning 404 Not Found Error
When you search for a file or app in Windows and click a result, you may see a ‘404 Not Found’ er...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix 'Microsoft Store Module Not Found' Error on Reinstall
When you try to reinstall an app from the Microsoft Store, you might see an error like "module no...
Fix Windows Search Database Version Mismatch Errors
When Windows Search shows a database version mismatch, you typically see an error message like 'T...
Fix PowerShell Invalid Configuration After Update
After a Windows or PowerShell update, you may see errors like “Invalid configuration” or “Configu...
Why Command Prompt Stuck on Opening? Fixes to Try
You double-click Command Prompt, the window appears briefly, then vanishes — or it just hangs wit...
Fix Windows Activation Blank Screen After Hardware Change
If you've recently swapped your motherboard, CPU, or other major hardware, you may hit a blank sc...
Topic paths
Quick titles
Outlook Attachment Loading Issue: Troubleshooting StepsFix Windows Update Crashing After Restart – Step-by-StepRemote Desktop File Lock Error TroubleshootingMicrosoft Store App Won't Start After UpdateOBS Virtual Camera Missing in Google Meet? Fix ItOutlook IMAP Connection Failure: Step-by-Step FixWindows Activation: Token Expired vs Genuine Validation FailedHow to Fix Windows Security Service Not Running