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

Fix Command Prompt Not Recognizing Commands

Fix OBS Black Screen with Elgato Capture Card

If you're seeing a black screen in OBS when you add your Elgato capture card as a source, you're ...

Fix Windows Update 504 Gateway Timeout on Windows 10

If you see a 504 Gateway Timeout error when running Windows Update on Windows 10, it usually mean...

Windows 11 Digital License Not Recognized: Fixes That Work

You see "Windows isn't activated" or "We can't activate Windows on this device" even though you h...

Fix SSH Host Key Verification Failed & Permission Denied

When you see Host key verification failed followed by Permission denied (publi...