Apple has released macOS High Sierra Beta 3 and here's how you can download and install it right away.

macOS High Sierra Beta 3 Arrives in the Nick of Time to Add Polish on Top of Beta 2

macOS High Sierra might look like a small update in front of Sierra, but it's packed with a lot of under the hood changes. You can learn about them all by going here. Today, the development process of Apple's desktop operating system moves forward, and macOS High Sierra Beta 3 is now available to download immediately.

Download macOS High Sierra Beta 3 Over the Air

Given you have either Beta 1 or 2 already installed on your Mac, then downloading macOS High Sierra Beta 3 is a simple case of launching the Mac App Store and then clicking on the Updates tab. As soon as the new update shows up, click on the Update button and let your Mac do its thing.

Keep one thing in mind: installing any macOS update over the air requires you to restart your Mac. Therefore please make sure that you have saved all your work beforehand. You do not want to end up losing important an bit of data because of one system update.

Installing macOS High Sierra Beta for the First Time?

Whether you have an Apple Developer Program membership at hand, or wish to take the Public Beta route, just follow the relevant links below.

Macs Compatible with macOS High Sierra Beta – ListDownload macOS 10.13 High Sierra Beta and Install it Right Now – How toHow to Create macOS 10.13 High Sierra Beta Bootable USB DriveClean Install macOS 10.13 High Sierra Beta – How toDownload macOS High Sierra Public Beta on Your Mac – How to

macOS High Sierra Beta has been somewhat stable since the day it was first released to the public. Therefore users must not expect anything drastic from today's release at all. Instead, you should be seeing a lot of performance improvements across the board. But if Apple did manage to sneak in a big enough change or two, then we will highlight it for sure.

Last but not least, make sure you install macOS High Sierra Beta on a Mac that is not your daily driver. Beta software can throw a spanner in the works in the oddest of places.