WARNING: Formatting the drive will erase all data on the drive, so you should copy any data you want off the drive prior to formatting. Set Format to Mac OS Extended (Journaled) Check step 2 to confirm Disk Utility is Showing All Devices. NOTE: If you don’t see Scheme, then make sure that all devices are showing and the non-indented entry is selected.
Select the non-indented entry, you will see Media in the nameĬlick the button labelled Erase in the menu which will bring up this window. IMPORTANT: This option is not available or required on macOS 10.11 (El Capitan) or 10.12 (Sierra), proceed to step 3 Click View in the upper left and select Show All Devices. To open Disk Utility - Open Finder > Applications > Utilities > Disk Utility IMPORTANT: Reformatting the drive will erase all data on the drive, so you should copy any data you want off the drive prior to formatting. If you need to go between macOS and Windows, format your drive ExFAT on macOS Mac OS Extended (Journaled) does not work natively with Windows. Type a name for the volume in the Name field, click the Format pop-up menu and choose APFS, then click. In Disk Utility, select the volume you want to erase in the sidebar, then click Erase in the toolbar. In the Recovery app window, select Disk Utility, then click Continue. 
It is required when using Time Machine for the operating systems listed earlier Choose Apple menu > Restart, then immediately press and hold Command-R. It is important to keep the following in mind when formatting Mac OS Extended (Journaled): 
Not seeing your version of macOS? Click here to see other versions of macOS and different formatting options. Not sure which version you are using? Click here to determine your version of macOS. If the Security Options button is unavailable, Disk Utility cannot perform a secure erase on the storage device.IMPORTANT: This article applies to the following macOS versions: 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. 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. 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.
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