Cd-rom autorun?

Hey yall, im trying to get a game on my compiter in the disc it says
that if a menu doesnt popup then you may have autorun turned off ceck your mycomputer for te setup
well i cant find the hardware for the disc drive on the my computer anyway.
How do i make it so when i put in a disc it autoruns it??
thanks!

Google is your best friend.

well somtimes you cant always count on best frineds.
“ive tryed it” and "windows search"
now anyone gonna help me or be a smartone and give me another link to google?