Fix Windows Defender 404 Not Found Error on Windows 10
You click to open Windows Defender Security Center and see a 404 page, or the Settings app shows ...
Software comparisons, alternatives, and tool decision notes.
Fit
Decision
Migration
Latest comparisons
Browse labFix Windows Activation Failed to Start Setup Configuration Error
You might see this error when trying to activate Windows after a hardware change, a major update,...
Outlook Version Mismatch: Fix Email Sync Issues
If your Outlook email stops syncing after an update or when switching devices, a version mismatch...
Microsoft Teams Not Responding: Slow Startup Fixes
If Microsoft Teams takes forever to load or becomes unresponsive shortly after launch, you're not...
Remote Desktop File Locked by Unknown User: How to Fix
When you try to open or edit a file over a Remote Desktop (RDP) connection and see the message th...
How to Fix Windows Security Virus Protection Turned Off
If you see a warning that Windows Security virus protection is turned off, it usually means the b...