This article explains how to record a video of your desktop using QuickTime player on a Mac OS X computer.
- Open QuickTime Player
- Click File
- Click New Screen Recording
- Click the arrow next to the record button to select your audio source
- Click the record button
You can choose to record a selection of your screen or the entire screen. To record system audio you must install a third party application such as Soundflower. Once Soundflower is installed and your computer is restarted, choose Soundflower (2ch) as your audio source to capture system audio.