

To remove unwanted software that you otherwise can’t uninstall.To reset user data before selling or trading in your Mac/MacBook.Besides this, there are a bunch of reasons why you might want to erase data on your Mac: This way, you can be sure that your data doesn’t fall into the hands of the wrong person and isn’t misused by anyone else. You can factory reset your MacBook or any Mac device for safely erasing all of the data inside of it before you move on to your next device.

Why do you need to erase data before returning a Mac
