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

How to Fix OBS Black Screen on Mac

If you see a black screen in OBS when trying to capture your display or a specific window on Mac,...

Fix VSCode Remote SSH Permission Denied Errors

You try to connect VSCode to a remote server via SSH, but you see a "Permission denied" error. Th...

How to Set Up Remote Desktop on Windows 11

Before You Start

Remote Desktop lets you connect to your Windows 11 PC from another devic...

Fix Windows Update Failed to Connect to Internet Error

When Windows Update reports it cannot connect to the internet, even though your browser works fin...

Fix Windows Defender Real-Time Protection Greyed Out

If you open Windows Security and find the real-time protection toggle greyed out, you can't click...

Fix PostgreSQL Password Auth Failure After Upgrade

After a PostgreSQL upgrade, you might see errors like "password authentication failed for user" o...