Fix Windows Update Error 0x80070002 Version Mismatch
You run Windows Update and get error 0x80070002 with a message about a version mismatch. This usu...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix OneDrive Sync "File in Use" Error: Step-by-Step
You see a OneDrive sync error that says "file in use" or "the file is open in another program." T...
Fix Windows Security App Blank White Screen
You open Windows Security and see nothing but a white screen. The app appears to load but no cont...
How to Fix Command Prompt Connection Refused Error
You type a command in Command Prompt to connect to a remote server or service, and instead of a s...
Fix Windows Security Connection Refused Error via Registry
If you see a connection refused error when opening Windows Security (Windows Def...
Fix Windows Defender Proxy Error Not Working
You launch Windows Defender Security Center or try to run a scan, and you see a proxy error—somet...
Topic paths
Quick titles
Remote Desktop Clipboard Not Working: Practical FixesResolve Activation Module Not Found CorruptionFix Outlook Not Downloading New MessagesRemote Desktop Auto Start Troubleshooting ChecklistHow to Fix Chrome Unable to Create New User ProfileFix Remote Desktop Session Logoff Loop with Group Policy SettingsMicrosoft Store Error 0x80073cf0 Rate Limit GuideChrome Profile Migration: Complete Checklist