Maybe you are selling it or maybe you just want to empty up space. There are various reasons why people would try to format Mac. Click on the Erase tab in the Disk Utility toolbar. After Disk Utility loads select the drive (out-dented entry with the mfgr.' S ID and size) from the side list. Open Disk Utility in the Utilities' folder. Drive Partition and Format - El Capitan or Later. A Mac cannot be started from an ExFat formatted disk.Save the firmware file into the “UPDATE” folder and you should. Create a new folder on your USB device and name it PS4 Inside that folder, create a folder and name it “UPDATE” in all caps.Alternatively, press 'Space-Command' and type 'disk utility' in Spotlight Search. Launch Disk Utility, which is located in the Utilities sub-folder inside the Applications folder. Step 1: Launch Disk Utility to Format USB for Mac and Windows Insert the USB drive into an open port on your Mac computer.How do I format my Mac High Sierra? What should I do to make it entirely new? ' 'I am thinking about selling my Mac and it has personal data on it.
