Why is your Windows 11 drive C: and not A:? Blame floppy disks nobody has used in decades, and Windows doesn’t even really need the letter

Microsoft's 1983 MS-DOS 2.0 manual told single-floppy PC owners to treat one drive as both A: and B:, swapping disks on demand. That phantom B: drive is why the IBM PC/XT's hard disk became C:, and Microsoft's own documentation and Raymond Chen explain why Windows 11 can't easily move off it. The post Why is your Wind…