Back in 2017, Apple officially unveiled macOS High Sierra, the next generation macOS operating system. On the surface, macOS High Sierra might not be a significant upgrade. However, when we look inside, there are a lot of new things that are worth our time.

macOS High Sierra has been through a number of updates to offer a smooth and faster performance. Apple has recently released the third public beta for macOS High Sierra 10.13.5 for testing purposes. The beta 3 won’t come with new features, instead focusing on system enhancements and bug fixes.

In the section below, we will walk you through the steps on how to download and install macOS High Sierra 10.13.5 public beta 3. Before we proceed, make sure you now have a backup of your Mac in case if something goes wrong during the process. You can back up your Mac using Time Machine. To do this, head to the Menu bar, then select Time Machine from the drop-down menu and hit Backup now.

  1. How to sign up for the macOS High Sierra public beta program

If this is the first time you are testing a public beta of macOS High Sierra, then you need to register your account for macOS High Sierra. To do this, you can follow our steps below.

Step one: First off, open Safari on your Mac and visit beta.apple.com

Step two: Once you are in, hit Sign Up button and then enter your Apple ID details

Step three: Now just simply hit Sign In.

  1. How to download macOS High Sierra public beta

Once you have successfully signed up for Apple’s software beta program, then you can download macOS High Sierra public beta. The process is pretty simple and we will show you how below.

Step one: Visit beta.apple.com in Safari on your Mac and then select the macOS tab

Step two: Once you are in, select the Download macOS High Sierra public beta access utility button and wait for the download to finish

Step three: Open the file from your Downloads section on your Mac and then double-tap the file to run the installer.

  1. How to install macOS High Sierra 10.13.5 public beta 3

Once the installer finishes downloading, it should open automatically, allowing you to quickly install the update. Here is how to install macOS High Sierra public beta.

Step one: Open Install macOS High Sierra public beta app on your Mac and then hit Continue to proceed

Step two: Hit Cancel if you already have a backup. After that, agree to terms and conditions and then select the drive you wish to install the public beta onto

Step three: Hit Install and then enter your admin password

Step four: Hit OK and click Restart. Once you Mac finishes booting up, macOS High Sierra public beta should be running on your Mac.

Also read: 5 tips to find System Preferences faster in macOS High Sierra

Keep in mind that macOS High Sierra 10.13.5 is still in beta stages, so it may include bugs and errors. Therefore, make sure you back up your machine before moving ahead.

Got any issues during the process? Let us know in the comments below.

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