720: 720 KiB (80 tps, 9 spt) double-sided double-density (DSDD) 3.5″ floppy.160: 160 KiB (40 tracks per side, 8 sectors per track) single-sided double-density (SSDD) 5.25″ floppy.For example: 360, 720, 1.2, 1.44, 2.88.įor most of these options, even though the only thing specified is the (approximate) formatted capacity, 3 there is no ambiguity as to what size, density, and sideness of floppies they are for: F:xxxx Specifies the size to which the diskette is to be formatted. The OS/2 /F switch is the simplest of all: Windows 2000’s /F switch has considerably greater functionality: The description of the Windows NT 3.1–4.0 /F switch is (apart from a slight change in wording and the addition of support for 20385 KiB floptical disks) almost identical:
In DOS 5+ and Windows 9x, the description of the /F switch (brought up, along with much other information, by entering format /? at the command prompt) is as follows:
In MS-DOS 5.0 and newer, PC-DOS 5.0 and newer, Windows 9x, Windows NT 3.1–2000, and OS/2 4.x, the FORMAT command (present in some form or another in literally every single version of Q/86-/MS-/PC-DOS, Windows, and OS/2 ever) offers the /F switch for choosing what capacity to format a floppy disk to.
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