Fix Windows Activation Error 0x80070002 (Dependency Conflict)
You try to activate Windows and get error 0x80070002. The message often says something like “depe...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listRemote Desktop DNS Configuration Troubleshooting Guide
Remote desktop connections often fail due to DNS misconfiguration. This guide covers common DNS-r...
Fix Windows Defender Access Denied Error on Startup
If you see 'Windows Defender failed to start access denied' when you open Windows Security or aft...
How to Fix Windows Search Not Working in Windows 10
When Windows Search stops returning results or the search box does nothing, it usually points to ...
Fix Windows Defender Threat Service Permission Denied Error
When you open Windows Security and see "Threat service has stopped. Restart it now." or a "Permis...
Reset PowerShell Settings to Fix Crashing Issues
If PowerShell crashes on startup, during script execution, or when loading profiles, corrupted or...
Topic paths
Quick titles
How to Restore Windows Terminal Settings After UpdateHow to Remove Stale Task Scheduler EntriesMicrosoft Store Cache Reset GuideFix 'Port Already in Use' Error When No Process ShowsTeams Error cxa20001: Causes and FixesWindows Update Cleanup Stuck After Installing UpdatesFix Windows Update Invalid Registry Configuration ErrorFix Access Denied After Windows Update Upgrade