IBM PC-DOS 4.00

IBM PC-DOS 4.00
Version of IBM PC-DOS
IBM PC-DOS 4.00 Ver.png
Version4.00
Release date1988-07
Replaces
IBM PC-DOS 3.30
Replaced by
IBM PC-DOS 4.01

IBM PC-DOS 4.00 (originally known as PC-DOS 3.4) is a version of PC-DOS. This is the first version to introduce the IBM DOS Shell.

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