Fix OneDrive Token Expired Error (0x8004de40)
You open OneDrive and see an error like “Your token has expired” or code 0x8004de40. This usually...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Outlook Authentication Failed: App Password Not Working
If you're seeing an authentication failed error in Outlook and your app password...
Microsoft Teams Connection Refused: Step-by-Step Troubleshooting
When you see a 'connection refused' error in Microsoft Teams, it usually means the app can't reac...
Fix Remote Desktop Not Working on Ubuntu After Update
After a system update, you may find that remote desktop connections to your Ubuntu machine stop w...
Fix PowerShell Assembly Cache Not Updating
You’ve updated a .NET assembly in the Global Assembly Cache (GAC) or copied a new DLL into a modu...
Fix Remote Desktop Group Policy Error on Startup
You try to connect to a remote desktop, but the session fails with a message about a Group Policy...
Issue queue
SitemapFix OneDrive Sync Errors on Windows 10
Chrome Connection Timeout Error Fix
Windows Security Invalid Configuration Fix
Fixing ERR_SSL_PROTOCOL_ERROR Certificate Issues
Checklist for Migrating Windows Security Settings
Chrome Proxy Not Working? Try These Fixes
Resolve Docker Unauthorized Pull Issues
How to Fix Chrome Profile Not Loading After Update
Fix Command Prompt Authentication Failed Error
Fix Windows Update Error 0x80070643 in Windows 11
Troubleshoot Cloudflare Full Strict SSL Errors
Fixing Task Scheduler Version and Permission Errors
Chrome Connection Timeout Error Fix
Windows Security Invalid Configuration Fix
Fixing ERR_SSL_PROTOCOL_ERROR Certificate Issues
Checklist for Migrating Windows Security Settings
Chrome Proxy Not Working? Try These Fixes
Resolve Docker Unauthorized Pull Issues
How to Fix Chrome Profile Not Loading After Update
Fix Command Prompt Authentication Failed Error
Fix Windows Update Error 0x80070643 in Windows 11
Troubleshoot Cloudflare Full Strict SSL Errors
Fixing Task Scheduler Version and Permission Errors