Please forgive me if tis has been asked before, I have searched the internet but i keep getting conflicting answers, I have the above mac mini with el captain, its working fine, but i would like to install windows 7 on the machine, the mac has no optical drive, and when i go into bootcamp it says I need an optical drive, is there anyway round this, I have tried to open up bootcamp in utilities and modify the infophist list, but no matter hat i try and so it wont let me make changes, I don't have any windows pc they are all mac with out the dvd, if anyone can provide some information it would be very much appreciated