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Secure erase options are available only for some types of storage devices. (Optional) If available, click Security Options, use the slider to choose how many times to write over the erased data, then click OK. In the pane on the left of the Disk Utility window, click. On the Disk Utility windows, you’ll see a listing of the available. Alternatively, tap Command and Space simultaneously and start typing Disk Utility.
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One, head to Applications and advance to Utilities.
#HOW TO REFORMAT HDD FOR MAC FOR MAC#
Type diskpart into the Command Prompt window and. Step-by-Step Guide to Format Hard Drive for Mac Using the Disk Utility.
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To do this on Windows 8 or Windows 7, press the Windows key once, type cmd, and press Ctrl+Shift+Enter. Next, open a Command Prompt window as administrator. For example, in the screenshot below, the Mac-formatted drive is Disk 2. In the Utilities folder, choose 'Disk Utility.' 3. First, note the number of the disk in the disk management window. If the Scheme pop-up menu isn’t available, make sure you selected the storage device you want to erase - it’s at the top of the hierarchy.Ĭlick the Format pop-up menu, then choose a file system format. In the Finder menu, click 'Go' and then, in the drop-down menu, choose 'Utilities.' 2. Ĭlick the Scheme pop-up menu, then choose GUID Partition Map. In the sidebar, select the storage device you want to erase, then click the Erase button. If you want to erase any other type of storage device: Double-click Disk Utility in the /Applications/Utilities folder. Note: If you want to get your Mac ready to trade in, sell or give away, and your computer is a Mac with Apple silicon or an Intel-based Mac with an Apple T2 Security Chip, use Erase Assistant.