Model: Model No, N/A
Operating System: DOS (Note: might work with other versions of this os.)
If you have multiple booting hard drives you must exit windows and boot off the drive you wish to install to.
(eg, Your 2nd bootable hard drive when booted off 1st hard drv usualy reads D . You must reboot to your second hard drv to change its D value C before trying to indstall mscdex)