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

Fix Windows Update DNS Error: Step-by-Step Guide

If Windows Update fails with an error like 0x80072ee7 or 0x8024402c, a ...

Fix Microsoft Teams Token Expired Error

You're working in Microsoft Teams when a message pops up: "Your token has expired" or "Authentica...

Fix Microsoft Teams Camera Not Working in Meeting

You join a Teams meeting and your video is black, or you get an error that the camera can't be fo...

How to Fix PowerShell Version Mismatch Error

Fix yarn install ETIMEDOUT Error: Step-by-Step Guide

When running yarn install, an ETIMEDOUT error usually means your machine can't reach...

How to Fix Windows Defender Service Not Running

If you see a message that Windows Defender is not running or the security center shows it's off, ...