Fix Windows Defender Service Not Starting (Error 404)
If you see error 404 when trying to start Windows Defender, it usually means the service executab...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Defender Threat Service Stopped Startup Type Error
If you open Windows Security and see a message that the threat service has stopped and the startu...
Windows Update Error 0x80070002 on Ubuntu: Fix Guide
If you're running Windows in a virtual machine on Ubuntu and getting update error 0x80070002, it ...
How to Fix Outlook Access Denied Error
You try to open Outlook and see an "Access Denied" message. This usually means Outlook can't read...
How to Fix Windows Activation Not Working on Ubuntu
If you're running Windows on a machine that also has Ubuntu, you may see an activation error. Thi...
Fix PowerShell Migration Permission Denied Errors
When migrating scripts or modules in PowerShell, a 'permission denied' error can stop you cold. T...
Topic paths
Quick titles
How to Fix Windows Security Error Code Mac on Dual-Boot SystemsFix Windows Update Command Line Issues Windows 10Resolve Windows Activation Error 0x8007232bTroubleshooting PowerShell Module DependenciesRepair Windows Store App for UpdatesOneDrive Sync Not Working After Windows UpdateMySQL Connection Refused After Reboot: Troubleshooting GuideFix Docker Volume Permission Denied for MySQL