Format a Mac's Drive Using Disk Utility (OS X El Capitan or Later)

Installing or reinstalling macOS in Recovery Mode

How to Downgrade from macOS Julia Hagen on November 11, at 2: Disk Drill , also in Setapp, can make a disk image of your drive — making a byte-by-byte copy. To do this, repeat Step 1 in this process to go into Boot Manager.

My phone is talking to me! Select Partition. I needed to hard reset my IMac and I finally did. When it restarts, ignore the option to migrate data from a backup.

How to Partition and Format a WD Drive on macOS El Capitan, Sierra, and High Sierra WD Support

Close the Disk utility windows and go back to the recovery mode. Most Helpful Answer. To continue with using Terminal, follow the steps below.

From there you can now restore your backup from Time Machine to your Mac.

How to do a clean install of OS X El Capitan

To back up your Mac:. Your friends and family might just start asking you to do their installs ;. Start a Discussion in Apple Support Communities. Before you begin, use our Mac System Scanner tool to verify that the SSD you purchased is compatible with your computer, as not all Mac systems are upgradeable.

The SSD allows you to quickly open and save things, and more memory allows you to work seamlessly once things are open. There are two other options you can ignore: Important note prior to starting this process: Ivan Exploring latest tech trends. He's also written for MacRumors and Realtor. You can also use an existing hard drive partition, but that process complicates the second option for this installer.

When the new owner starts up the Mac, they can use their own information to complete setup. Voted Undo. Therefore you need to download PDFelement for Mac. After that click on "Erase".