How to Fix Windows Security Error 0x80070422
You open Windows Security and get error 0x80070422, or see a message that the app can't start. Th...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix PowerShell Access Denied Errors on Windows 10
If you're seeing 'Access Denied' or 'Permission Denied' when running PowerShell commands on Windo...
Fix OneDrive Sync Update Error 0x8004de40
You see error 0x8004de40 when OneDrive tries to sync or update. The error usually means a credent...
npm Command Not Found After Installing Node.js
You installed Node.js but when you try to run npm in your terminal, you get np...
Fix Command Prompt Authentication Failed in Windows 10
If you see 'authentication failed' when using Command Prompt in Windows 10, it usually means your...
How to Fix a Microsoft Store App That Won't Download
You click install on a Microsoft Store app, but the download never starts, stalls at 0%, or fails...
Topic paths
Quick titles
Windows Search Not Working: Fix ChecklistOutlook File Locked: Quick FixesMac Chrome Log File Location GuideHow to Resolve OneDrive Sync ProblemsResolve Chrome Profile Update ProblemsHow to Lower Windows Defender Memory ConsumptionMicrosoft Store Proxy Server Error FixTroubleshooting Remote Desktop Invalid Configuration in Windows 10