How to format a hard drive for use on a PC or Mac computer

To format a hard drive before you start using it in Windows, use the Disk Management utility; on a Mac, use Disk Utility.

How to partition a hard drive on a computer and create multiple drive locations

You can partition a hard drive with Windows' Disk Management utility by shrinking the existing partition and formatting the ...
Ars Technica

Best utility to format an LS120 disk?

What drive letter does it show up as? I seem to remember if it was A or B it didn't want to format to 120MB.. I haven't had one in a few years, so I might be a lil rusty..