

You'll see the MacOS Utilities window choose "Disk Utility." Now you can choose to erase your startup drive, and choose "Mac OS Extended (Journaled)" as the operating system. To get around that problem, hold down the Command + R keys when you turn on your Mac and let go when the logo appears. Click Erase and wait for the process done.

Choose the disk that you want to format for both Mac and PC from the column on the left. You can also open the app from Launchpad. Then, select MS-DOS (FAT) or exFAT as the format and GUID Partition Map as the scheme. Connect the hard drive or USB drive to your Mac and then open the Disk Utility app, which is located in Applications> Utilities> Disk Utility. Select the USB drive at the left sidebar in Disk Utility. If you want to format your Mac's system drive, you can't do that when the Mac is running normally because the drive is in use by the operating system. Go to Finder > Applications > Utilities and open Disk Utility. OSX has several approach accessing NTFS read-write. NTFS is a better filesystem than fat32 and is well supported by many OSes. Usually, you'll want ExFAT, which is the default for the MacOS. An MBR partition scheme with a FAT32 (called MS-DOS (FAT) in Disk Utility) volume will allow both OS X (10.4 and up) and Windows (XP and up) to read and write with no additional drivers. Select the drive you want to format and then choose “Erase.”Ĥ. At the top of the window, click "Erase."ĥ. In the pop-up window, choose the file system you want to use. 1. In the Finder menu, click "Go" and then, in the drop-down menu, choose "Utilities."Ģ. In the Utilities folder, choose "Disk Utility."ģ. In the pane on the left of the Disk Utility window, click the drive you want to format.
