How to Fix Windows Defender Service Unavailable in Windows 10
If you see 'Windows Defender service unavailable' in Windows 10, the antivirus may be disabled or...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listWindows Terminal Missing from Start Menu: Fix
If you installed Windows Terminal but it doesn't show up in the Start Menu, you're not alone. Thi...
Fix Windows Activation DNS Failure via Command Prompt
When Windows fails to activate, you may see errors like '0x80072EE2' or 'We can't activate Window...
Fix WinRAR Checksum Error on Windows 10
If you see a 'Checksum error' or 'CRC failed' message when extracting a RAR or ZIP file in WinRAR...
Fix Chrome Profile Authentication Failed on Windows 10
You open Chrome on your Windows 10 PC and get an error saying "Profile authentication failed." Th...
Fix GitHub Actions Cron Schedule Not Running
You set up a scheduled workflow with on: schedule in your GitHub Actions YAML, but t...
Topic paths
Quick titles
Resolve OneDrive Sync Failed to Start ErrorHow to Fix a File Locked by Windows Security in Windows 10Troubleshoot Windows Defender Offline Scan Not Working Windows 10Fix Chrome Profile Access Denied Error on WindowsResolve Port Already Allocated Error in Windows ActivationWindows Activation Log File Not Found TroubleshootingResolve Windows Defender Connection Refused in Windows 10Apache Won't Start After System Update: Troubleshooting Guide