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

Fix 'Microsoft Store command not found' in PowerShell

When you run microsoft-store in PowerShell and get a "command not found" error, it u...

How to Fix PowerShell Authentication Failed Error

When you see an "Authentication failed" error in PowerShell, it usually means the system couldn't...

Remote Desktop Black Screen After Connection: How to Fix

You connect to a remote PC via Remote Desktop Protocol (RDP), see the login screen, but after ent...

Fix BitLocker Access Denied Error: Step-by-Step Guide

You're trying to unlock a BitLocker-encrypted drive, but you get an "Access Denied" error. This u...

Fix 'Windows Security Error: Virus Protection Turned Off'

You open Windows Security and see a red banner: “Virus & threat protection turned off.” This can ...

Windows Update High CPU Usage Troubleshooting Checklist