how to format mac hd disk outside computer

Disk Utility shows a compatible format by default. Format: Choose APFS or Mac OS Extended (Journalled).Name: Type the name you want the disk to have after you have erased it.Click Erase, then complete these items:.Select the disk that you want to erase.In this example, Apple SSD is the startup disk: The disk your Mac started up from will be at the top of the list. The sidebar now shows your disks (devices), and any containers and volumes within them. Choose View > Show All Devices from the menu bar in Disk Utility.Just open Disk Utility from the Utilities folder of your Applications folder. If you're not erasing the disk your Mac started up from, you don't need to start up from macOS Recovery. Then select Disk Utility from the Utilities window and click Continue. Before continuing, make sure that you have a backup of any files that you want to keep. Enter the Apple ID is required and wait while the OS is reinstalled on your system.Įrasing a disk or volume permanently deletes all of its files.Click on the Reinstall macOS option and install the OS from the Apple server or a bootable disk you have.

Now quit Disk Utility and get back to the OS X utility screen.Then hit the Erase button at the bottom and wait while the drive is cleaned. When the Disk Utility window opens up, click on the Erase tab and make sure that the format is compatible with the system.You obviously want to format Mac HDD therefore, you will have to choose the Disk Utility option first.

A macOS utility window will pop-up on the screen and you will see several options on the screen.

Reboot your Mac and while it is starting up the press and hold the Command + R keys until you see the Apple logo on the screen.

This will format HDD on Mac and you will be able to use it as new. Luckily, you can install the Mac OS from the Apple server or the recovery partition in your drive whenever you want. It is very well-known that reinstalling the Operating System deletes every data and setting on the system. Adobe Photoshop Full Version Free Download For Mac

How to format mac hd disk outside computer