Why a flash drive? A bootable external or internal hard drive works well for desktop Macs but presents a cumbersome problem for notebook Macs. A flash drive is a simple, inexpensive, and portable emergency boot device that can handle OS X or the macOS. Heck, it can even have both operating systems installed, letting you use the emergency USB flash drive to boot any of the Mac's you may have.
![Format Format](/uploads/1/2/5/4/125445271/435853530.jpg)
A flash drive is a simple, inexpensive, and portable emergency boot device that can handle OS X or the macOS. Heck, it can even have both operating systems installed, letting you use the emergency USB flash drive to boot any of the Mac's you may have. Even if you don’t use a notebook, you may want to have a bootable USB flash drive on hand.
![How To Format Usb Stick For Mac How To Format Usb Stick For Mac](/uploads/1/2/5/4/125445271/490675359.jpg)
Even if you don’t use a notebook, you may want to have a bootable USB flash drive on hand. What You Will Need.