How to remove lock screen pass code on broken iphone 6s without touch screen?

I recently broke my iPhone and I'm receiving a new one in the mail but before I can send them the broken one I have to deactivate the lock screen pass code but the screen is broken. Any ideas on how to do this?

Refurbish your phone through a computer

Usually finding a program to jailbreak them SOMETIMES bypasses that and resets the entire phone. It used to work with other iphones