Fix Windows Defender 'Cannot Connect, Permission Denied' Error
When you see 'Cannot connect, permission denied' in Windows Defender Security Center, it usually ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Command Prompt Error 0xc0000142 on Windows
When you try to open Command Prompt and see "failed to start error code 0xc0000142", it usually m...
How to Fix 'Task Scheduler Module Not Found' Error
When you open Task Scheduler and see the error 'Task Scheduler Module Not Found' (or 'The specifi...
Fix Windows Security High Memory Usage
You open Task Manager and see Windows Security (or Antimalware Service Executable) using 500 MB o...
Fix Windows Update Cleanup Stuck Error 0x80070002
When running Disk Cleanup or the Windows Update troubleshooter, you might see error 0x80070002 an...
Fix Windows Security 404 Error Not Loading
You open Windows Security and see a 404 error or the page fails to load. This usually points to a...
Topic paths
Quick titles
Chrome Won't Load Past White ScreenWindows Update Cache Cleanup for Mac UsersWSL Ubuntu Proxy Not Working? Here's How to Fix ItUbuntu Windows Security Setup TroubleshootingReduce Windows Defender Resource Consumption Windows 10Resolve Windows Search Index Migration Denied AccessHow to Fix Microsoft Store Connection Refused on Windows 11Clear Windows Update Cache to Fix 404 Error