In a message dated 2/19/01 7:46:19 AM Central Standard Time, archer(a)topnow.com writes: << Is there a command from BASIC or such that formats the floppy disk on an Apple IIc? There appears to be a way to do it -- rather convoluted -- in assembly. But with no assembler worth mentioning... Thanks for any clues. depends. if you use dos 3.3, you use INIT HELLO from a command line. if you use prodos, you have to run the system utilities disk and choose the relevant option.