Fixing Windows Security Proxy Configuration Issues
When Windows Security (formerly Windows Defender Security Center) can't update virus definitions ...
Software comparisons, alternatives, and tool decision notes.
Fit
Decision
Migration
Latest comparisons
Browse labWhere Windows Defender Stores Its Cache Files
If Windows Defender (now Microsoft Defender Antivirus) won't update definitions, hangs during sca...
Fix Windows Security Token Expired Configuration Error
If you're seeing an error about a security token being expired or configuration being invalid, it...
Fix 'Access Denied' Error in Windows Update on Windows 10
When you try to run Windows Update on Windows 10 and get an 'Access Denied' message, it usually m...
How to Set Up Task Scheduler for Automatic Backups
If you're tired of remembering to back up your files manually, Windows Task Scheduler can automat...
Chrome Connection Refused After Update: How to Fix
After a Chrome update, you might see a "connection refused" error when trying to load websites. T...