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

How to Fix Chrome Service Unavailable Error

You try to open a page in Chrome and see "Service Unavailable" or "This site can't be reached. Se...

Fix Windows Activation Version Mismatch Due to Incorrect Edition

You install or upgrade Windows, then see an activation error like “The version of Windows you hav...

OBS Virtual Camera Not Showing in Google Meet: Fixes

You've set up OBS Studio, added your sources, and started the virtual camera—but when you open Go...

Fix VirtualBox Kernel Driver Permission Denied on Linux

FFmpeg Audio Delay Correction: Sync Audio and Video

If you've ever played a video where the audio lags behind or leads the picture, you're dealing wi...

How to Change Default Profile in Windows Terminal

If you open Windows Terminal and it always starts with PowerShell when you'd rather use Command P...