You can do this quickly by pressing CMD and the spacebar at the same time. 1) Connect your external hard drive to the Mac. 7) Follow the instructions and at the end click 'Finish' How to Format an External Drive in OS X. 5) Assign your external hard drive with any letter. Learn a few ways to make your drive Mac and PC friendly.
If you have an external hard drive or USB flash drive that you'd like to use on both Macs and Windows PCs, choosing the right file system to format the drive can be confusing. How To Format External Hd For Mac And Pc Mac.
