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

How to Install PowerShell on Ubuntu

If you need to run PowerShell scripts on Ubuntu, you can install it via Microsoft's official repo...

How to Fix PowerShell Cannot Connect to Remote Server

When you see "Cannot connect to remote server" in PowerShell, it usually means WinRM is not confi...

Fix Windows Update Version Mismatch: Setup Guide

You see an error like 'Windows Update version mismatch' or 'The update is not applicable to your ...

Fix PowerShell Port Already Allocated After Reboot

After a reboot, you might see an error like "port already allocated" when trying to use a specifi...

How to Set Up Remote Desktop for Multiple Users on Windows 11

If you need multiple users to remotely connect to the same Windows 11 machine at the same time, y...

Fix CMD Service Unavailable Due to Group Policy

Situation

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