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

Windows Defender Real-Time Protection Rate Limit Error Fix

You may see a notification that Windows Defender real-time protection has a rate limit error, oft...

Fix Outlook Backup Restore Permission Denied on Windows 10

When you try to restore an Outlook backup (typically a .pst file) on Windows 10, you might see a ...

How to Fix 'Repair Windows Defender Command Not Found' Error

If you run repair-windows-defender in Command Prompt or PowerShell and get a 'comman...

Fix Microsoft Teams Stuck on 'Loading' or Not Responding

You open Microsoft Teams, and it hangs on a blank screen with a spinning loader or shows 'Not Res...

Disable Windows Defender Real-Time Protection via Group Policy

If you're managing a Windows 10 or 11 Pro/Enterprise environment, you might need to disable Windo...

Fix SSH Permission Denied (publickey) on Raspberry Pi