MS-DOS 4.01

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MS-DOS 4.01 is version of MS-DOS, released in November of 1988. In this version is additional features:

  • Support for graphic video adapters EGA, VGA.
  • The volume of logical disks - more than 32 MB.
  • Support for LIM / EMS standard (driver EMM386.SYS, access to additional RAM memory on IBM PC AT-386 and higher), which allowed individual parts of MS DOS to load into additional memory.
  • There was a full-fledged support of the Russian language.
  • Improving the program Select. Now this program greatly simplifies the process of installation and configuration of the system. It automatically creates the appropriate CONFIG.SYS and AUTOEXEC.BAT files.
  • The introduction of a new mem command, which allows you to analyze the current memory card.
  • Four countries are included in the list of supported countries.
  • Graphic printing
  • Various new features in existing commands: tree, delete, mode, append, fastopen, nlsfunc, attrib, fdisk, replace, backup, graftabl, select, country, graphics.
  • Improved system drivers, including: ANSI.SYS, DRIVER.SYS, DISPLAY.SYS, PRINTER.SYS.
  • MS-DOS shell.