Click the Apple icon in the top-left corner of the desktop to access the Apple menu.
Select "Software Update..." It is the second choice on the menu.
Voice Over gestures require a Multi-Touch trackpad, Force Touch trackpad, or Magic Trackpad.
Requires a Face Time or i Sight camera (built in or external), or USB video class (UVC) camera.
Other devices have also managed to pack more power in designs that are slimmer, have smaller borders around the display, and support the newer USB-C standard.
Nevertheless, compared to other Apple laptops, the Mac Book Air remains the most affordable of the bunch.
This loads the Software Update application and checks for available updates.
You must have an Internet connection to view and download updates.
Learn more about how to upgrade to If you’re running Snow Leopard (10.6.8) or Lion (10.7) and your Mac supports mac OS High Sierra, you will need to upgrade to El Capitan first. If you’re running Leopard and would like to upgrade to mac OS High Sierra, first you’ll need to upgrade to OS X Snow Leopard.The Apple Mac Book Pro is a powerful notebook computer, but you need to keep it updated for the best performance and security. Apple frequently releases updates to fix security holes in OS X, to add additional features and to address stability and compatibility issues with hardware and software.You're not making the most of your Mac experience unless you install the latest updates on your Mac Book Pro.Apple announced an updated version of its Mac Book Air laptop on Monday, the first update to the popular-yet-aging device in more than 800 days.However, the upgrade is extremely minor: Apple only says that the 13-inch Mac Book Air now starts with a 1.8 GHz processor.