Ill answer you man since asus cant give us a good answer for their faulty update... since you updated your phone there is a bug on the their update for this phones... and the other function of the phone will not function as well such as you mentioned...
Eyy man i want to answer you same problem happened to me last month i sended my phone to asus ill receive it tomorrow ill notify you if this **bleep**ty rog phone will be fixed no one can answer us here good enough
