Fix Windows Search 404 Error by Rebuilding the Index
When Windows Search throws a "404 error" or returns no results, the search index is often corrupt...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix OneDrive Sync Failed to Start on Windows 10
When OneDrive fails to start syncing on Windows 10, you typically see a notification that sync ha...
OneDrive Sync Service Unavailable: Practical Fixes
When OneDrive shows "sync service unavailable," files stop syncing and you may see a paused icon ...
BitLocker Decryption Slow on SSD: Causes and Fixes
You've disabled BitLocker on your SSD, but the decryption process is crawling along at a fraction...
Fix Windows 10 Update Stuck at 100%
You've waited through a Windows 10 update, only to see it stuck at 100% for an hour (or more). Th...
Chrome Extension Troubleshooting Checklist
Chrome extensions can stop working for a variety of reasons. Before you assume the extension is b...
Topic paths
Quick titles
Microsoft Store Connection Refused: Troubleshooting GuideOutlook Rate Limit Error Office 365 FixRepair Windows Security Installation via Command PromptHow to Open Windows Update Logs via CMDHow to Fix Outlook Not Opening at Login on MacFix Windows Activation Access Denied ErrorHow to Stop Windows Defender from Disabling ItselfFix Chrome 'Permission Denied' Errors: Step-by-Step Guide