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

Check PowerShell Version Before Running Scripts

You wrote a PowerShell script or downloaded one from a repository. You run it, and it fails with ...

How to Fix Command Prompt Port Already Allocated Error

When you run a command that tries to bind to a specific port and see an error like 'port already ...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

Fix Microsoft Teams Authentication Loop After Update

After a recent update, you might find Microsoft Teams stuck in an authentication loop—signing in,...

Fix Outlook Dependency Conflict After Update

After a recent Office or Windows update, Outlook may fail to start or show errors about a missing...

Fix Microsoft Store Error 0x80073d02: Step-by-Step Guide

When you see error code 0x80073d02 in the Microsoft Store, it usually means the app installation ...