Disk Utility will start erasing the Mac disk according to the options you selected. A confirmation prompt will appear asking if you are sure you want to erase the disk or partition. MS-DOS (FAT): This is a file system for both macOS and Windows, but it has limitations in terms of file size and compatibility with macOS features. Compatible with older versions of macOS, it supports large file sizes.ĪPFS (Apple File System): A default file system for macOS High Sierra and later and optimized for SSDs with better performance and data protection features.ĮxFAT: This is a file system compatible with both macOS and Windows OS, making it a good option if you plan to use the disk or partition with both operating systems. Mac OS Extended (Journaled): It's the default file system of macOS for most Mac users. Format: APFS or Mac OS Extended (Journaled) is recommended by Disk Utility.Configure the requested details after clicking the Erase option in the toolbar: Click on the "Erase" tab at the top of the Disk Utility window. All the disks and volumes connected to your Mac will be listed once you launch Disk Utility. Select the disk or volume to erase on your Mac from the sidebar on the left-hand side of the Disk Utility window. Open Disk Utility by going to "Applications" > "Utilities" > "Disk Utility." Steps to erase your Mac by using disk utility ✍️ Tip: Erasing a disk with Disk Utility is irreversible and will delete all data on the disk, please make sure to back up any important data before proceeding and select the correct disk or volume to erase. You can also change the file system if needed by erasing the Mac disk with Disk Utility. It’s especially useful to erase your Mac hard disk or USB external hard drive when you want to get rid of unwanted files or sell, donate or give away the old mac or storage devices. When you erase a storage device, you delete everything on it. You can erase and reformat storage devices for use with your Mac using Disk Utility. How to erase your Mac by using disk utility? Method 4: Use Donemax Data Eraser to erase data.Method 3: Erase Mac Hard Drive Using Recovery Mode.Method 2: Repair Drive Using First Aid Before Erasing.Method 1: Erase the Mac hard drive by turning on "Show All Devices.".What to do if Disk Utility Cannot Erase Mac Hard Drive?.How to erase your Mac by using disk utility?.
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