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

Fix 'Port Already Allocated' Error in Windows Defender

You open Windows Defender Security Center or try to run a scan, and you see an error saying a por...

How to Refresh an OAuth Token in Command Prompt

If you're working with APIs that use OAuth 2.0, you've likely encountered an expired access token...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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

How to Check Internet Connection for Windows Update Timeout

If Windows Update fails with a timeout error, the most common culprit is an unstable or slow inte...