To create custom startup files for an MS-DOS-based program that may require a special configuration
Using a text editor, such as Notepad, edit the Config.nt and Autoexec.nt files (located in systemroot\System32).
Save each file with a new name.
Right-click the MS-DOS-based program shortcut, and then click Properties.
Click the Program tab, and then click Advanced.
Under Custom MS-DOS initialization files, type the new names for your custom startup files.
This procedure might be required because some MS-DOS programs use special memory and video instructions, or require that other programs be installed prior to their being started. Please refer to the documentation that came with the program before creating startup files.
Use the documentation that came with the MS-DOS-based program to create a shortcut For more information, click Related Topics.
This option might not be available on some MS-DOS-based programs.
To use custom startup files when starting an MS-DOS-based program, you must start the program from its shortcut.
Creating a program information file (PIF) for an MS-DOS-based program creates a shortcut to the program executable. All the settings saved in the PIF file are contained in the shortcut.