- #How to clean install mac os x sierra from usb how to#
- #How to clean install mac os x sierra from usb install#
- #How to clean install mac os x sierra from usb plus#
When it is done, backup the disk image to your online/local backup. Select Save the home folder in a disk image and Click Delete User. Access System Preferences→Users & Groups, and Clock minus button on the bottom in the left panel. First of all, create a new admin account and login with this account. There is an easy way to backup each user account on your Mac. If you have more than one user on your Mac, and you’re only interested in backing up your own data, just go one level deeper and select your user account from within the Users folder.
#How to clean install mac os x sierra from usb install#
Here are the steps I took to create the bootable USB drive (I have a Mid-2014 MacBook Pro with Retina Display):Downloaded the latest OS X El Capitan (10.11.3) from the Mac App Store. macOS Sierra is a free upgrade via the Mac App Store, but if you need to upgrade multiple Macs or install Sierra on a new empty drive, you'll want a trusty USB installer. Each user account contains your Desktop files, documents, downloads, videos, music, and pictures. I tried to clean install OS X El Capitan on my Mac, but it won’t boot from the USB drive.
#How to clean install mac os x sierra from usb plus#
This will back up your user account, along with any other accounts on the Mac, plus any shared data. When choosing what to backup manually, most importantly look at the Users folder, located by default at Macintosh HD/Users/.
#How to clean install mac os x sierra from usb how to#
Full tutorial with guide how to make bootable macOS Sierra installer and run clean install OS 10.12, and installing process for non-startup drive. If you feel like youd like a fresh start with macOS Big Sur, you can always opt to do a clean install: Just follow the steps below, even if youve already installed macOS Big Sur. Select Install macOS (or Install OS X) from the Utilities window, then click Continue and follow the onscreen instructions. Downloading and installing a new OS gives you the opportunity to do some major house cleaning if you so desire. Here is how to clean install macOS High Sierra, Sierra or OS X on Mac. So, If you skip this step, you won’t be able to recover your data if something goes wrong. Heres how to clean install Sierra and give your Mac a fresh start with just a brand new macOS and nothing else. If you cant start up from the bootable installer, make sure that the External Boot setting in Startup Security Utility is set to allow booting from external media. If you want to give your Mac a fresh restart, you can perform a clean install of Mac OS. Note: A clean install of macOS Sierra on the startup drive completely erases all data on that drive including all your files (documents, music, movies, pictures, and even apps).
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