If the latest developer beta does not appear on the Updates list, restart your Mac. After the software has been downloaded, your Mac will automatically restart.
Click Update to download and install the developer beta software. When the installer is finished downloading, the Mac App Store will automatically open to the Updates section. Open your Downloads window and select macOS High Sierra Developer Beta Access Utility.ĭouble-click macOSSierraDeveloperBetaAccessUtility.pkg to run the installer.
The file will automatically download to your Mac. Scroll down and click on the Download button for macOS 10.13.
How to download the macOS High Sierra developer betaĭownloading the latest beta on your Mac is as simple as visiting Apple's developer portal. Time Machine will format the hard drive for backups and start within two minutes. Select Time Machine in the System Preferences window.Ĭlick Select Backup Disk and choose the disk you'd like to use.