Iphone 12 is 5g support or not July 8, 2019 16 32 64 128 Iphone 12 pro 5g support or not Iphone 12 mini 5g support or not Iphone 12 pro max 5g support or not Iphone 5g update ios 12 Iphone 11 5g support 5g not working on iphone 12 Iphone 11 pro max 5g support or not