R.K.Maurya, 10 Jan 2017VOLTE LTE network is not supported Best phone within the range under Rs.10000 and I want to clear everyone's doubt that it is volte enabled.Yes I got a update on 11 Jan 2017 that enabled ZenFone max volte
guys finally VOLte Update For Asus arrived and volte working fine on zenfone max ZC550KL
hari, 27 Dec 2016please update the volte Asus will not give volte update for this model..don't refer asus brand to your friends....waste of money..
Abhijit, 06 Jan 2017wait someday will come volte update  ZC550KL (8939)_ WW_126.96.36.199 when i will get volte update in my mobile
Anonymous, 05 Jan 2017How can I update zenfone max to voltewait someday will come volte update  ZC550KL (8939)_ WW_188.8.131.52
Anonymous, 02 Jan 2017best phone this rang but volte not apdeted plz apdet this phon Volte update finished stage. One or two days with meets you
neha, 01 Jan 2017cant call from dis phone using jio sim..jio sim is running prfectly with oder lite mobiles..y nt disCan call using jio. Im using it
Way to go ASUS! I finally made a come back to you after having an affair with Xiaomi. Overall I really am satisfied with this phone. I can have 7,5hours SOT WITH 36hours standby time, that's AWESOME!
Jazzy, 29 Dec 2016SIM 2 never available for internet, only SIM 1. that's standard.you can use SIM 2 for the internet, I've tried it on my zenfone max :-)