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

How to Fix PowerShell Authentication Failed Errors

When you see "authentication failed" in PowerShell, it typically happens during remote sessions (...

Windows Defender Rate Limit Error via Group Policy: Fix Guide

If you see a rate limit error in Windows Defender (Microsoft Defender Antivirus) that appears aft...

Fix PowerShell Service Unavailable Error During SFC Scan

You try to run sfc /scannow in PowerShell and get an error like "Service unavailable...

How to Fix Command Prompt High CPU Usage on Windows 10

Fix Grayed Out Windows Terminal Settings

You open Windows Terminal, go to Settings, and find most options grayed out. This usually means t...

WireGuard Handshake Not Completing: NAT Troubleshooting Guide

You've set up WireGuard, but the handshake never completes. The peer shows no latest handshake, a...