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

Fix Microsoft Teams Screen Sharing Not Working on Mac

You’re in a meeting, click the share button, and nothing happens—or the screen goes black. Screen...

How to Set Up SSL Certificate for Localhost on Windows 11

If you're developing a web application locally and need HTTPS, you can set up a self-signed SSL c...

Fix Windows Search Settings Greyed Out – Step-by-Step Guide

You open Windows Search settings and find most options are greyed out – you can't toggle web resu...

Fix Windows Update Error 0x80070020: Port Already Allocated

When you see error 0x80070020 during a Windows Update, it usually means a program is already usin...

Fix Windows Update SSL Certificate Errors Not Working