daaezy.blogg.se - How to reinstall macos high sierra from usb

Select the date and time from where you want to restore.

Select Time Machine backup drive or Time Capsule then select “ Connect to Remote Disk”.On the “ macOS Utilities” window, choose “ Restore from Time Machine Backup”.Once the reinstallation process is over, your Mac will boot into macOS High Sierra.Ģnd Way-Use macOS High Sierra That You Backed Up with Time Machine Allow the Mac to perform a complete factory reset.Carry out the on-screen instructions to initiate the reinstallation process. On the “ macOS Utilities” window, click “ Reinstall macOS”.Release the keys when apple logo appears. Restart macOS Mojave 10.14 and instantly press and hold Command + R keys.Back up all the data from Mojave to an external SSD or HDD.1st Way-Use macOS High Sierra That Was Shipped with Your Mac The backup ensures you do not lose critical data due to complete drive erasure and subsequent installation of macOS High Sierra. You may even require a USB drive of at least 16 GB.īefore downgrading macOS Mojave, you must back up all the data every single piece of your important files/folders to an external storage drive.

Please note that you need to perform a few essential tasks in the downgrade process. Summary: If you are unhappy with the latest macOS Mojave 10.14 and wish to downgrade to macOS High Sierra 10.13, then follow this blog religiously.