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

Fix Chrome SSL Certificate Error NET::ERR_CERT_COMMON_NAME_INVALID

You're browsing a site and Chrome blocks it with NET::ERR_CERT_COMMON_NAME_INVALID. ...

Fix Microsoft Teams Microphone Not Detected in Windows

Common Causes

Fix Visual Studio Installer Stuck on Preparing Files

You start a Visual Studio installation or update, and the installer sits on "Preparing files" for...

Fix Command Prompt Token Expired After Login

You log into a system, open Command Prompt, and immediately see an error that your authentication...

Fix Chrome Profile Not Loading Due to 504 Error

You try to open Chrome and it stalls, showing a 504 Gateway Timeout error when loading your profi...

Fix Outlook 502 Bad Gateway Error from Proxy Settings

When Outlook displays a 502 bad gateway error, it usually means a proxy server is interfering wit...