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

Fix Microsoft Teams Stuck on Connecting Loop

If Microsoft Teams gets stuck in a connecting loop, you'll see a spinning icon and the message "C...

Fix Windows Security DNS Error Caused by Antivirus Conflict

You might see a Windows Security alert about a DNS error after installing or updating a third-par...

Fix Remote Desktop Fails to Start with No Error

You click to start a Remote Desktop session, the connection window appears briefly, then closes w...

Fix OneDrive Sync Port Already Allocated Error

You open OneDrive and see a sync error: “Port already allocated”. This usually means ano...

Windows Defender 404 Not Found Registry Fix

You open Windows Security and see a blank page or a '404 Not Found' error. This often happens aft...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...