Oh never mind downloaded now (Some reason the app version wouldn't download them so i went to the website version)
Ah make sure you have both the cock and your arousal Framework prefabs on your avatar, there are two drag and drops , and to use the cock you want to use arousal options in your menu to control your arousal , also you could rub the head of your cock with your hands (the old fashion way) , I'm out of town ATM but if your still having trouble lemme know I can get you in discord when I'm back home