Microsoft DOS setver command
For setver to work, setver.exe device must be loaded in the config.sys.
Setver is used to imitate the version of DOS in case an application was unable to run because of a newer version of MS-DOS.
The setver command is an external command that is available in the below Microsoft operating systems as setver.exe.
Sets the MS-DOS version number that Windows reports to a program.
|Display current version table:||SETVER [drive:path]|
|Add entry:||SETVER [drive:path] filename n.nn|
|Delete entry:||SETVER [drive:path] filename /DELETE [/QUIET]|
|[drive:path]||Specifies location of the SETVER.EXE file.|
|filename||Specifies the filename of the program.|
|n.nn||Specifies the MS-DOS version to be reported to the program.|
|/DELETE or /D||Deletes the version-table entry for the specified program.|
|/QUIET or /Q||Hides the message typically displayed during deletion of version-table entry.|
Trick programs into thinking you're running 4.01.