How to Switch from macOS High Sierra back to macOS Sierra

The public version of macOS High Sierra comes with the stability for the daily use. However, many of you have tried to update the beta macOS High Sierra version. But this version still exists a lot of bugs and issues, which you’d rather return to the currently public macOS Sierra version on your Mac. So in this post, we’ll show you simple steps to downgrade from beta version to the public macOS version. It’s a little complex, but if you do the steps right, you’ll be back to your old setup in no time.

The downgrade process will erase the current macOS High Sierra on your hard drive, so we recommend you to back up all of your data first. You can use an external hard drive or a cloud-based software such as DropBox, or iCloud.

One more thing you should remember that before you erase macOS High Sierra from your computer, you should download the public macOS Sierra from the Mac App Store. A copy of macOS Sierra is required to downgrade from macOS High Sierra. After the final macOS High Sierra version is relased, macOS Sierra will no longer be available in the App Store.

Steps To Erase macOS High Sierra

  1. Connect your Mac to the internet.
  2. Click on the Apple icon at the upper left corner.
  3. Now, choose Restartfrom the menu.
  4. Next, hold down Command+R, and keep it until your computer reboots to boot your Mac into Recovery Mode.
  5. Now, choose Disk Utility in the OS X Utility tool and click Continue
  6. Next, select your Startup Disk.
  7. Choose the Erase tab at the window.
  8. Enter a name for the file to be removed, like macOS High Sierra. After that, choose Mac OS Extended from the format list.
  9. Finally, choose Erase.

After the process is complete, exit Disk Utility in the upper left corner to return to the OS X Utilities selector.

Reinstall macOS Sierra

After erasing the macOS High Sierra, you will need to reinstall your earlier macOS Sierra.

  1. First, click on the Apple iconat the upper left corner.
  2. Next, choose Restartfrom the dropdown menu.
  3. Press and hold Option key while your computer boots. Doing this will take you to the option for selecting a startup disk.
  4. Select macOS Sierra from the list and macOS Sierra will then start installing on your Mac.
  5. Finally, click Continue in the window and wait for the process is complete.

Also read: How To Speed Up A Slow Mac Or MacBook Using CleanMyMac

Restore data from an earlier macOS Sierra

If you have a backup of your Mac stored in Time Machine, you can also use it to reinstall macOS Sierra. To do this,

  1. Click on the Apple icon at the left corner of the screen and choose Restart
  2. Hold down Command+R when hearing the startup sound and keep holding it until your computer reboots.
  3. Choose Restore from Time Machine Backup and then click Continue
  4. After accepting terms and conditions about restoring from a backup, click Continue
  5. Select the Backup choose the disk your Time Machine backup is stored.
  6. Finally choose your macOS Sierra backup on the drive.

Your Mac will start restoring from the Time Machine backup. This process can take about 15-20 minutes, so prepare a cup of tea while waiting for it.