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

Fix OBS Black Screen but Audio Works: Step-by-Step Guide

If OBS Studio shows a black screen in your source preview or stream but audio is working fine, yo...

Fix Command Prompt Memory Leak: Step-by-Step Guide

If Command Prompt (cmd.exe) consumes more memory over time, eventually slowing your system or cau...

Fix Chrome Update Error 12: Missing Files

You try to update Google Chrome and see error 12, often with a message about missing files. This ...

Windows Activation Cache: Location and How to Delete

If you're getting activation errors after a hardware change or a Windows update, a corrupted acti...

Fix OneDrive 'Command Not Found' Error on Linux and macOS