As far as I know, none of the UK macro operators support Voice Over LTE yet, so yes, if you receive a phone call on 4G you get a paging message telling you to f

As far as I know, none of the UK macro operators support Voice Over LTE yet, so yes, if you receive a phone call on 4G you get a paging message telling you to fall back to 2/3G circuit switched and answer the damn thing. I'm assuming this is my stock S5 won't let me choose 4G only (calls become impossible), where as I can lock it to _just_ 3G. I don't feel this fully addresses the original statement of "no 4G, hacked", though. If the downgrade-to-2G attack is the worry then 3G & 4G should be perfectly fine. edit: grammar: supported->support.