To start screen recording just open QuickTime, which comes installed by default with your Mac. It’s not hard to record any event you are watching on your Mac. How to Record Your Screen on a Mac Step 1. This article will help you understand how to record video on Mac and learn the simple steps needed to record a video on any Mac computer (Macbook, Macbook Pro, Macbook Air and iMac). The goal is to produce a video file that can be uploaded, edited and shared. We chose these tools mainly because they are available on mostly all Macs and just about every Mac computer includes a built-in camera these days. Such as with QuickTime and the built-in webcam on a Mac computer. There are quite a few ways to record video on a Mac, this article will focus on some of the basic measures including built-in software. Have you ever wanted to record a video on Mac or an important event happening on your MacBook, MacBook Pro or iMac? Maybe you are watching a video and want to record and save it or you are attempting to show someone how to do something and you think a video would make things easier and be more useful to them? There are many potential reasons to record a video on your Mac, we began this article with just a few.