Fix 'Windows Defender Firewall Has Blocked' Error
You see a notification that Windows Defender Firewall has blocked an app or feature. 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 Windows Defender Update Error 0x80240022
When updating Windows Defender, you might see error 0x80240022. This usually means Windows Update...
How to Fix Windows Defender That Keeps Stopping and Starting
If you notice Windows Defender (Microsoft Defender Antivirus) repeatedly stopping and restarting,...
Windows Defender Rate Limit Error via Group Policy: Fix Guide
If you see a rate limit error in Windows Defender (Microsoft Defender Antivirus) that appears aft...
Fix Command Prompt Invalid Configuration Error
When you open Command Prompt and see an error like 'invalid configuration' or 'the configuration ...
Fix Chrome Enterprise Policy Invalid Configuration Error
When managing Chrome browsers with enterprise policies, you may encounter an 'Invalid configurati...
Issue queue
SitemapUbuntu APT Lock Error: Could Not Get Lock – Fix Guide
How to Fix Chrome High CPU Due to Corrupt Profile
Chrome Slow? A Beginner's Checklist
Resolve Windows Security Error 0x80073b01
Windows Update Error 0x80073712 Fix
How to Fix Windows Defender Error 0x80070005
OneDrive High Resource Usage Fix
Fix Windows Search High Memory Usage in Windows 10
How to Resolve OneDrive SSL Sync Error
Start Windows Update Service Manually
How to Fix Windows Security Rate Limit Error
Windows Search High CPU Usage Fix
How to Fix Chrome High CPU Due to Corrupt Profile
Chrome Slow? A Beginner's Checklist
Resolve Windows Security Error 0x80073b01
Windows Update Error 0x80073712 Fix
How to Fix Windows Defender Error 0x80070005
OneDrive High Resource Usage Fix
Fix Windows Search High Memory Usage in Windows 10
How to Resolve OneDrive SSL Sync Error
Start Windows Update Service Manually
How to Fix Windows Security Rate Limit Error
Windows Search High CPU Usage Fix