MS DOS Command: DELOLDOS.EXE

Reference from Microsoft MS-DOS cmd help

Description

Deletes the OLD_DOS directory, the files it contains and then itself.

During the installation of upgrade version of DOS by the DOS Setup program, the previous version of DOS is stored in a OLD_DOS directory or on uninstall disks for restoring the previous version of DOS. The DELOLDOS command deletes files in the OLD_DOS directory and then deletes itself from the disk after deleting the old version of DOS. Therefore, after running the DELOLDOS comand, the previous version of DOS cannot be reinstalled again.

Syntax

Parameters