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

Fix Windows Terminal Localhost Connection Refused

You open Windows Terminal, try to connect to a local service like a web server or database, and g...

Fix Microsoft Teams Audio Not Working on Mac

You join a meeting in Microsoft Teams on your Mac, but no one can hear you, or you can't hear the...

Fix Outlook Blank Screen After Office Installation

Symptom and likely cause

After installing or updating Microsoft Office, Outlook may open ...

SSH Permission Denied (Publickey) on EC2: Setup Fixes

If you're seeing "Permission denied (publickey)" when trying to SSH into an AWS EC2 instance, the...

Checklist to Stop Outlook from Crashing Frequently

If Outlook crashes repeatedly—freezing, closing without warning, or throwing errors—this checklis...

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...