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

Windows Security Login Loop Configuration Guide

You sign in to Windows, but instead of your desktop, you get the Windows Security login prompt ag...

Fix Windows Defender Access Denied Error When Running Command Prompt as Admin

When you run a Windows Defender command (like MpCmdRun.exe -Scan -ScanType 2) in Com...

How to Fix Microsoft Teams Service Unavailable Error

When you see 'Service Unavailable' in Microsoft Teams, it usually means the app can't reach Micro...

Fix GitHub Actions Docker Push Permission Denied

Bypass Network Proxy Blocking Windows Update: Step-by-Step

When a network proxy blocks Windows Update, you may see error 0x8024402c or updates that never fi...

PowerShell Authentication Failed: Practical Fixes

You try to run a PowerShell command and get an authentication failed error. The message might say...