Fix Windows Update Error 0x80072efd: Connection Refused
When Windows Update fails with error 0x80072efd and a message that the connection was refused, it...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Windows Search Indexing Service Not Starting Automatically
If you open Task Manager and see that the Windows Search indexing service is set to start automat...
Fix OneDrive 404 Not Found & File Access Denied Errors
You try to open a file in OneDrive and see a 404 Not Found message, or you get an Access Denied e...
Fix PowerShell Access Denied Even When Running as Admin
You launch PowerShell as administrator, but commands still fail with "Access Denied." This is a c...
How to Fix DNS Server Not Responding During Windows Update
When you run Windows Update and see a 'DNS server not responding' error, it usually means your PC...
Fix Command Prompt Crash Loop on Windows 10
If Command Prompt opens and immediately closes, or crashes repeatedly when you try to type comman...
Issue queue
SitemapWindows Terminal Invalid Configuration: Fixes & Checks
How to Fix Windows Defender Greyed Out in Settings
Windows Defender SSL Certificate Troubleshooting
Fix Windows Activation Service High CPU Usage on Windows 10
How to Fix Windows Update 504 Gateway Timeout in Windows 10
Fix OBS Studio Black Screen on Windows 10
Fix Outlook Sending Limit Error
Windows Terminal Connection Refused: Troubleshooting Checklist
How to Restore Chrome Sync After a Failed Start
Android Outlook Sync Problems: Troubleshooting Guide
Fix OneDrive Sync Stuck After Update
How to Disable Windows Defender Real-Time Protection for Performance
How to Fix Windows Defender Greyed Out in Settings
Windows Defender SSL Certificate Troubleshooting
Fix Windows Activation Service High CPU Usage on Windows 10
How to Fix Windows Update 504 Gateway Timeout in Windows 10
Fix OBS Studio Black Screen on Windows 10
Fix Outlook Sending Limit Error
Windows Terminal Connection Refused: Troubleshooting Checklist
How to Restore Chrome Sync After a Failed Start
Android Outlook Sync Problems: Troubleshooting Guide
Fix OneDrive Sync Stuck After Update
How to Disable Windows Defender Real-Time Protection for Performance