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How to erase startup disk on mac
How to erase startup disk on mac









how to erase startup disk on mac

Once the Terminal is open, type in the following command diskutil list To do that, open your Terminal folder either from Spotlight or by going to the Applications Folder, then the Utilities folder, then double-clicking on Terminal. We need to know the path the Mac uses to connect to it. Finding the Diskįor the purposes of my demonstrating this, my external drive will be called “Test”. We’re only going to be focused on erasing the drive in this video other things like multiple partitions or volumes, encryption, etc.

how to erase startup disk on mac

This guide is crafted for those who are newer to the Terminal or just want a little more guidance with it.

how to erase startup disk on mac

I’m going to take this step-by-step and walk you through what each command does so you can understand it. Lastly, I’m going to show you how to do a more secure erase if you need to do that. I’m going to show you how to locate the disk you want to erase, unmount that disk, and then erase that disk in a particular format. And, if nothing else, it’s a good tool to keep in your back pocket. While the Terminal may not be the first thing you think about using when manipulating disk, it can give you more options and control over your disks.











How to erase startup disk on mac