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

How to Fix Microsoft Teams Blank Screen on Startup

You open Microsoft Teams, see the login screen, and then—nothing. A blank white or gray screen. T...

Fix Windows Terminal DNS Not Working After Update

After a Windows update, you might find that Windows Terminal can't resolve hostnames—ping google....

How to Break the Microsoft Store Login Loop

If you're stuck in a Microsoft Store login loop — where the app keeps asking you to sign in even ...

How to Set Proxy in Command Prompt (Windows)

If you need to route traffic through a proxy server on Windows, you can set proxy settings direct...

Fix KMS Activation Error: Port 1688 Already in Use

How to Fix Firefox Profile Missing Error

You open Firefox and see a message that your profile is missing or can't be loaded. This usually ...