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Microsoft MS-DOS 4.01

MS-DOS 4.01 was released in April 1989. Note that this is significantly later than PC DOS 4.01, released in August 1988.

See the PC DOS 4.00 Feature Summary for more details.

Directory listings of 360K Distribution and 720K Distribution diskettes are provided below.

[PCjs Machine "ibm5170-msdos401"]

Waiting for machine "ibm5170-msdos401" to load....

Directory of MS-DOS 4.01 (360K Disk 1)

 Volume in drive A is INST V401
 Directory of A:\

IO       SYS*    33337   4-07-89  12:00a
MSDOS    SYS*    37376   4-07-89  12:00a
AUTOEXEC BAT        39   4-07-89  12:00a
COMMAND  COM     37557   4-07-89  12:00a
CONFIG   SYS        96   4-07-89  12:00a
COUNTRY  SYS     12806   4-07-89  12:00a
DISKCOPY COM     10396   4-07-89  12:00a
DISPLAY  SYS     15692   4-07-89  12:00a
FDISK    EXE     60935   4-07-89  12:00a
FORMAT   COM     22875   4-07-89  12:00a
KEYB     COM     14727   4-07-89  12:00a
KEYBOARD SYS     23328   4-07-89  12:00a
REPLACE  EXE     19415   4-07-89  12:00a
SELECT   COM      3642   4-07-89  12:00a
SELECT   HLP     28695   4-07-89  12:00a
SELECT   PRT      1329   4-07-89  12:00a
SYS      COM     11456   4-07-89  12:00a
       17 file(s)     333701 bytes
                       18432 bytes free

Directory of MS-DOS 4.01 (360K Disk 2)

 Volume in drive A is OP#1 V401
 Directory of A:\

ASSIGN   COM      5753   4-07-89  12:00a
ATTRIB   EXE     18263   4-07-89  12:00a
CHKDSK   COM     17787   4-07-89  12:00a
COMMAND  COM     37557   4-07-89  12:00a
COMP     COM      9459   4-07-89  12:00a
DEBUG    COM     21574   4-07-89  12:00a
DISKCOMP COM      9857   4-07-89  12:00a
EDLIN    COM     14069   4-07-89  12:00a
FC       EXE     15807   4-07-89  12:00a
FILESYS  EXE     11129   4-07-89  12:00a
FIND     EXE      5941   4-07-89  12:00a
IFSFUNC  EXE     21739   4-07-89  12:00a
JOIN     EXE     17813   4-07-89  12:00a
LABEL    COM      4458   4-07-89  12:00a
MEM      EXE     20005   4-07-89  12:00a
MORE     COM      2134   4-07-89  12:00a
SHARE    EXE     13424   4-07-89  12:00a
SORT     EXE      5882   4-07-89  12:00a
SUBST    EXE     18467   4-07-89  12:00a
TREE     COM      6302   4-07-89  12:00a
XCOPY    EXE     17055   4-07-89  12:00a
       21 file(s)     294475 bytes
                       56320 bytes free

Directory of MS-DOS 4.01 (360K Disk 3)

 Volume in drive A is OP#2 V401
 Directory of A:\

COMMAND  COM     37557   4-07-89  12:00a
EMM386   SYS     87776   4-07-89  12:00a
EXE2BIN  EXE      7963   4-07-89  12:00a
GWBASIC  EXE     80608   4-07-89  12:00a
LINK     EXE     43988   4-07-89  12:00a
PRINT    COM     14131   4-07-89  12:00a
RAMDRIVE SYS      8235   4-07-89  12:00a
README   TXT     17825   4-07-89  12:00a
SMARTDRV SYS     10224   4-07-89  12:00a
XMA2EMS  SYS     29211   4-07-89  12:00a
       10 file(s)     337518 bytes
                       21504 bytes free

Directory of MS-DOS 4.01 (360K Disk 4)

 Volume in drive A is OP#3 V401
 Directory of A:\

IO       SYS*    33337   4-07-89  12:00a
MSDOS    SYS*    37376   4-07-89  12:00a
4201     CPI      6404   4-07-89  12:00a
4208     CPI       720   4-07-89  12:00a
5202     CPI       370   4-07-89  12:00a
ANSI     SYS      9105   4-07-89  12:00a
APPEND   EXE     11154   4-07-89  12:00a
COMMAND  COM     37557   4-07-89  12:00a
COUNTRY  SYS     12806   4-07-89  12:00a
DISPLAY  SYS     15692   4-07-89  12:00a
DRIVER   SYS      5241   4-07-89  12:00a
FASTOPEN EXE     16718   4-07-89  12:00a
GRAFTABL COM     10239   4-07-89  12:00a
GRAPHICS COM     16693   4-07-89  12:00a
GRAPHICS PRO      9397   4-07-89  12:00a
HIMEM    SYS      6261   4-07-89  12:00a
KEYB     COM     14727   4-07-89  12:00a
KEYBOARD SYS     23328   4-07-89  12:00a
MODE     COM     22960   4-07-89  12:00a
NLSFUNC  EXE      6878   4-07-89  12:00a
PRINTER  SYS     18914   4-07-89  12:00a
RAMDRIVE SYS      8235   4-07-89  12:00a
RECOVER  COM     10588   4-07-89  12:00a
       23 file(s)     334700 bytes
                       15360 bytes free

Directory of MS-DOS 4.01 (360K Disk 5)

 Volume in drive A is SELECT V401
 Directory of A:\

BACKUP   COM     36880   4-07-89  12:00a
EGA      CPI     49068   4-07-89  12:00a
FORMAT   COM     22875   4-07-89  12:00a
LCD      CPI     10703   4-07-89  12:00a
MODE     COM     22960   4-07-89  12:00a
RESTORE  COM     36946   4-07-89  12:00a
SELECT   DAT     22999   4-07-89  12:00a
SELECT   EXE     95107   4-07-89  12:00a
XMA2EMS  SYS     29211   4-07-89  12:00a
        9 file(s)     326749 bytes
                       30720 bytes free

Directory of MS-DOS 4.01 (360K Disk 6)

 Volume in drive A is SHELL V401
 Directory of A:\

CHKDSK   COM     17787   4-07-89  12:00a
COMMAND  COM     37557   4-07-89  12:00a
DISKCOPY COM     10396   4-07-89  12:00a
DOSUTIL  MEU      6660   4-07-89  12:00a
PCIBMDRV MOS       263   4-07-89  12:00a
PRINT    COM     14131   4-07-89  12:00a
SHELL    HLP     66527   4-07-89  12:00a
SHELL    MEU      4588   4-07-89  12:00a
SHELL    CLR      4406   4-07-89  12:00a
SHELLB   COM      3894   4-07-89  12:00a
SHELLC   EXE    153855   4-07-89  12:00a
       11 file(s)     320064 bytes
                       36864 bytes free

Directory of MS-DOS 4.01 (720K Disk 1)

 Volume in drive A is INST V401
 Directory of A:\

IO       SYS*    33337   4-07-89  12:00a
MSDOS    SYS*    37376   4-07-89  12:00a
COMMAND  COM     37557   4-07-89  12:00a
4201     CPI      6404   4-07-89  12:00a
4208     CPI       720   4-07-89  12:00a
5202     CPI       370   4-07-89  12:00a
ANSI     SYS      9105   4-07-89  12:00a
AUTOEXEC BAT        39   4-07-89  12:00a
CONFIG   SYS        96   4-07-89  12:00a
COUNTRY  SYS     12806   4-07-89  12:00a
DISKCOPY COM     10396   4-07-89  12:00a
DISPLAY  SYS     15692   4-07-89  12:00a
DRIVER   SYS      5241   4-07-89  12:00a
EGA      CPI     49068   4-07-89  12:00a
FASTOPEN EXE     16718   4-07-89  12:00a
FDISK    EXE     60935   4-07-89  12:00a
FORMAT   COM     22875   4-07-89  12:00a
GRAFTABL COM     10239   4-07-89  12:00a
GRAPHICS COM     16693   4-07-89  12:00a
GRAPHICS PRO      9397   4-07-89  12:00a
HIMEM    SYS      6261   4-07-89  12:00a
KEYB     COM     14727   4-07-89  12:00a
KEYBOARD SYS     23328   4-07-89  12:00a
LCD      CPI     10703   4-07-89  12:00a
NLSFUNC  EXE      6878   4-07-89  12:00a
PRINT    COM     14131   4-07-89  12:00a
PRINTER  SYS     18914   4-07-89  12:00a
RAMDRIVE SYS      8235   4-07-89  12:00a
REPLACE  EXE     19415   4-07-89  12:00a
SELECT   DAT     22999   4-07-89  12:00a
SELECT   EXE     95107   4-07-89  12:00a
SELECT   HLP     28695   4-07-89  12:00a
SELECT   PRT      1329   4-07-89  12:00a
SHARE    EXE     13424   4-07-89  12:00a
SMARTDRV SYS     10224   4-07-89  12:00a
SYS      COM     11456   4-07-89  12:00a
XMA2EMS  SYS     29211   4-07-89  12:00a
       37 file(s)     690101 bytes
                       19456 bytes free

Directory of MS-DOS 4.01 (720K Disk 2)

 Volume in drive A is OP V401
 Directory of A:\

APPEND   EXE     11154   4-07-89  12:00a
ASSIGN   COM      5753   4-07-89  12:00a
ATTRIB   EXE     18263   4-07-89  12:00a
BACKUP   COM     36880   4-07-89  12:00a
CHKDSK   COM     17787   4-07-89  12:00a
COMMAND  COM     37557   4-07-89  12:00a
COMP     COM      9459   4-07-89  12:00a
DEBUG    COM     21574   4-07-89  12:00a
DISKCOMP COM      9857   4-07-89  12:00a
DISKCOPY COM     10396   4-07-89  12:00a
EDLIN    COM     14069   4-07-89  12:00a
EMM386   SYS     87776   4-07-89  12:00a
EXE2BIN  EXE      7963   4-07-89  12:00a
FC       EXE     15807   4-07-89  12:00a
FILESYS  EXE     11129   4-07-89  12:00a
FIND     EXE      5941   4-07-89  12:00a
GWBASIC  EXE     80608   4-07-89  12:00a
IFSFUNC  EXE     21739   4-07-89  12:00a
JOIN     EXE     17813   4-07-89  12:00a
LABEL    COM      4458   4-07-89  12:00a
LINK     EXE     43988   4-07-89  12:00a
MEM      EXE     20005   4-07-89  12:00a
MODE     COM     22960   4-07-89  12:00a
MORE     COM      2134   4-07-89  12:00a
PRINT    COM     14131   4-07-89  12:00a
RECOVER  COM     10588   4-07-89  12:00a
REPLACE  EXE     19415   4-07-89  12:00a
RESTORE  COM     36946   4-07-89  12:00a
SORT     EXE      5882   4-07-89  12:00a
SUBST    EXE     18467   4-07-89  12:00a
TREE     COM      6302   4-07-89  12:00a
XCOPY    EXE     17055   4-07-89  12:00a
README   TXT     17825   4-07-89  12:00a
       33 file(s)     681681 bytes
                       31744 bytes free

Directory of MS-DOS 4.01 (720K Disk 3)

 Volume in drive A is SHELL V401
 Directory of A:\

IO       SYS*    33337   4-07-89  12:00a
MSDOS    SYS*    37376   4-07-89  12:00a
COMMAND  COM     37557   4-07-89  12:00a
4201     CPI      6404   4-07-89  12:00a
4208     CPI       720   4-07-89  12:00a
5202     CPI       370   4-07-89  12:00a
ANSI     SYS      9105   4-07-89  12:00a
BACKUP   COM     36880   4-07-89  12:00a
COUNTRY  SYS     12806   4-07-89  12:00a
DISKCOMP COM      9857   4-07-89  12:00a
DISKCOPY COM     10396   4-07-89  12:00a
DISPLAY  SYS     15692   4-07-89  12:00a
DOSUTIL  MEU      6660   4-07-89  12:00a
DRIVER   SYS      5241   4-07-89  12:00a
EGA      CPI     49068   4-07-89  12:00a
FORMAT   COM     22875   4-07-89  12:00a
GRAFTABL COM     10239   4-07-89  12:00a
GRAPHICS COM     16693   4-07-89  12:00a
GRAPHICS PRO      9397   4-07-89  12:00a
KEYB     COM     14727   4-07-89  12:00a
KEYBOARD SYS     23328   4-07-89  12:00a
LCD      CPI     10703   4-07-89  12:00a
MODE     COM     22960   4-07-89  12:00a
PCIBMDRV MOS       263   4-07-89  12:00a
PRINT    COM     14131   4-07-89  12:00a
PRINTER  SYS     18914   4-07-89  12:00a
RESTORE  COM     36946   4-07-89  12:00a
SHELL    CLR      4406   4-07-89  12:00a
SHELL    HLP     66527   4-07-89  12:00a
SHELL    MEU      4588   4-07-89  12:00a
SHELLB   COM      3894   4-07-89  12:00a
SHELLC   EXE    153855   4-07-89  12:00a
       32 file(s)     705915 bytes
                        7168 bytes free