is it possible to force a slower burn speed?

[Penny_12]

ok so i have an old core i5 laptop with a dvd burner and im using imgburn as my burning program. i have some blank cd's that i need to burn at 4x or slower 2x if possible is there a way for me to force a slower burn speed if so how?

 

[Dark Lord of Tech]

Change speed option in red , if available it's set there.