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

How to Fix PowerShell DNS Errors in Windows

When PowerShell throws a DNS error—like "DNS name does not exist" or "Cannot resolve the server n...

Microsoft Teams Port Already Allocated: How to Fix

When launching Microsoft Teams, you may encounter an error stating a port is already allocated. T...

How to Fix Windows Update Token Expired Error

If you see a 'token expired' error when checking for Windows updates, it usually means the update...

How to Fix OneDrive Sync Stuck Issues

OneDrive sync can get stuck for various reasons, leaving files with a spinning blue circle or a s...

How to Fix Command Prompt Not Working on Mac

If you're trying to use the command prompt on a Mac, you're likely referring to the Terminal app....

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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