How to Create a macOS 10.13 High Sierra USB Installer.Note: If you don’t find macOS High Sierra in App store then you can directly go here and download it Your Mac has undergone a lot of changes and therefore, you need your login credentials to finish the update. You need to go through a small setup process. When your Mac restarts, it will run macOS High Sierra. Step #9: Wait for a few minutes and your Mac will be restarted automatically. Step #8: Enter Mac login admin password and tap on Add Helper button. Step #6: Tap on ‘Agree’ to accept software license agreement. Step #5: Once you are done with downloading, click on Install to get started. Step #4: Click on download button and wait for few minutes to get download complete. Step #3: Now just click on macOS High Sierra banner. Time Machine will now format the hard disk for backup and initiate the process within two minutes. Step #6: Finally, click on Select Backup Disk and select the disk you want to use. Step #5: You need to turn on the Time Machine slider. Step #4: Choose Time Machine from different options given in System Preference window.

Step #3: Next, choose System Preferences from the drop-down list. Step #2: Now click on Apple icon from the top left corner of Mac screen. Step #1: Plug an external hard drive or Time Capsule with a USB, FireWire, or Thunderbolt cable. How to Install macOS High Sierra on Mac/MacBook Pro/Air Take Backup of Mac with Time Machineĭownloading and installing macOS High Sierra on your Mac is a major event, and hence, you need to take backup of Mac with Time Machine, lest you run into any problem. MacBook and MacBook Retina: 2009 or newer.It is very easy to download and install maOS high Sierra, even if your mac is running on Lion (OS X 10.7.5), Mavericks, Yosemite, El Capitan, or Sierra. Before you go ahead, it is recommended that you take a backup of Mac using Time Machine.

This means you can update right from the Mac App store by following few simple steps mentioned below. However, if you have already registered for public beta program earlier, you can easily download macOS High Sierra. You can download and install macOS High Sierra on Mac or MacBook Pro/Air without facing any issue. It is obvious that the new macOS has come up with some new features you like to use. Apple has released final version of macOS High Sierra, and now Mac users are making a beeline for this new version.

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