Fix Windows Defender Service Not Starting (Error 0x80070422)
You try to start Windows Defender but get error 0x80070422: “The service cannot be started, eithe...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix BitLocker SSL Certificate Error
Symptoms
When you try to unlock a BitLocker-protected drive or enable BitLocker, you may ...
Windows Update High CPU Usage Troubleshooting Checklist
If your system feels sluggish and Task Manager shows high CPU usage from TiWorker.exe
How to Fix Remote Desktop Invalid Configuration Errors
When you try to connect to a remote desktop and see an 'invalid configuration' error, the session...
How to Fix Edge Profile Sync Paused Error
You open Microsoft Edge and see "Sync paused" under your profile. Your bookmarks, passwords, and ...
How to Fix Windows Terminal High Memory Usage
If Windows Terminal is using more memory than expected—hundreds of megabytes or even over a gigab...
Topic paths
Quick titles
Fix Windows Security Access Denied for Administrator AccountResolve Remote Desktop Configuration Error Post-UpdateHow to Resolve OneDrive Rate Limit IssueTask Scheduler Dependency Conflict: Step-by-Step TroubleshootingFix Task Scheduler Blank Screen in Windows 11npm Install Conflict Troubleshooting GuideHow to Resolve BitLocker Module Loading FailureOutlook Access Denied Error: Quick Fixes