Fix OneDrive Connection Refused Error 0x8004de40
You see OneDrive error 0x8004de40 with the message "Connection refused." This often happens when ...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix OneDrive Sync Not Working on Windows 10
If OneDrive stops syncing on Windows 10, you might see a stuck status, error messages, or files n...
Fix Windows Search Not Working Due to DNS Error
You search for a file or app in Windows, and nothing shows up, or you get an error like "Somethin...
How to Fix High Memory Usage by cmd.exe
If you notice that cmd.exe is using a lot of memory—sometimes hundreds of megabytes—it's usually ...
Fix Microsoft Teams Camera Not Working in Meeting
You join a Teams meeting and your video is black, or you get an error that the camera can't be fo...
Fix OneDrive Sync Not Working Due to Access Denied
You see the dreaded "Access Denied" error when trying to sync files with OneDrive. This usually m...
Issue queue
SitemapFix Chrome Issues by Clearing Cache and Cookies
Windows Defender Gaming Exclusions Setup Guide
How to Troubleshoot Chrome Migration Error 0x80004005
Resolve Windows Activation Backup Transfer Issues
PowerShell Not Responding at Launch in Windows 10
How to Fix Chrome Profile Stuck Loading
Restore Windows Search Settings from Backup Guide
Fix Windows Search Indexer Dependency Conflicts
How to Fix BitLocker Service Unavailable from Group Policy
Teams Screen Share Crash Troubleshooting Guide
Resolve 502 Bad Gateway in PowerShell
Windows Security 404 Error Troubleshooting Guide
Windows Defender Gaming Exclusions Setup Guide
How to Troubleshoot Chrome Migration Error 0x80004005
Resolve Windows Activation Backup Transfer Issues
PowerShell Not Responding at Launch in Windows 10
How to Fix Chrome Profile Stuck Loading
Restore Windows Search Settings from Backup Guide
Fix Windows Search Indexer Dependency Conflicts
How to Fix BitLocker Service Unavailable from Group Policy
Teams Screen Share Crash Troubleshooting Guide
Resolve 502 Bad Gateway in PowerShell
Windows Security 404 Error Troubleshooting Guide