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

Fix Windows Defender Error 0x80070643 on macOS

If you see error 0x80070643 when installing or updating Windows Defender on a Mac (via Parallels,...

Fix Windows Defender Connection Refused Error 0x80070005

When you open Windows Defender (Microsoft Defender Antivirus) and see a connection refused error ...

Fix CMD Service Unavailable Due to Group Policy

Situation

You open Command Prompt and see an error like "Command Prompt has been disabled...

How to Enable the Windows Security Module via Group Policy

If you're an IT administrator managing multiple Windows devices, you might find the Windows Secur...

Fix PowerShell 404 Not Found Error in Scripts

If your PowerShell script throws a 404 Not Found error, it usually means the script tried to acce...

Fix Chrome Profile Network Error on Windows 10

You're browsing in Chrome on Windows 10 when a profile network error appears, often with a messag...