Fix OneDrive Sync Module Not Found Error 0x8004de40
You see the error "Sync module not found" with code 0x8004de40 when trying to use OneDrive. This ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Search 502 Bad Gateway After Update
After a recent Windows Update, you might see a “502 Bad Gateway” error when using Windows Search....
Fix Command Prompt Blank Screen After Windows 11 Update
After a Windows 11 update, you might open Command Prompt and see only a blank window with no prom...
Fix Microsoft Store SSL Certificate Error 0x80072f0d
When you open Microsoft Store and see error code 0x80072f0d, the app usually fails to load or dow...
How to Fix DNS Errors When Searching in Windows 10
If you get a DNS error when searching in Windows 10—like "DNS server not responding" or "Server D...
How to Rebuild the Windows Search Index Step by Step
If Windows Search returns no results, shows outdated files, or takes too long, the search index m...
Topic paths
Quick titles
Repair Windows Defender Without the Missing CommandHow to Turn On Windows Defender from Command LineHow to Stop Outlook from Asking for Password RepeatedlyFixing 'Permission Denied' in Chrome on Windows 10Fix Windows Search Blank Screen When Clicking Start MenuWindows 0x8007232b Activation Error GuideTroubleshooting RDP Certificate Mismatch ProblemsFix ImageMagick 'convert' Not Recognized in PATH