Knowledge base for software setup, errors, and daily tool work.

Fix Outlook Sync Issues with Gmail on Windows: Step-by-Step

If Outlook stops syncing with your Gmail account on Windows, you're not alone. This often shows u...

Fix Microsoft Teams Microphone Not Detected in Windows

Common Causes

Fix Windows Update High CPU Usage with These Tools

If your computer slows down and the CPU usage spikes after starting Windows Update, you're not al...

Fix Windows Defender Service Not Starting (Error 404)

If you see error 404 when trying to start Windows Defender, it usually means the service executab...

How to Fix Windows Update Configuration Failed Rollback

You see "Windows Update configuration failed. Reverting changes." after a system restart. This us...

How to Fix 'Clear Windows Security Cache Permission Denied'

When you try to clear the Windows security cache—often to fix authentication issues or credential...