https://community.o2.co.uk/t5/Android/swap-3G-sim-to-4G-sim/m-p/1012871#M59030 <P>Hi @Anonymous Pop into any O2 store as I did. If you are lucky they will transfer everything over for you...</P> Sun, 30 Oct 2016 17:19:47 GMT Cleoriff 2016-10-30T17:19:47Z https://community.o2.co.uk/t5/Android/swap-3G-sim-to-4G-sim/m-p/1012867#M59028 <P>swap 3g sim to 4g sim and keep number</P> Sun, 30 Oct 2016 17:08:30 GMT https://community.o2.co.uk/t5/Android/swap-3G-sim-to-4G-sim/m-p/1012867#M59028 Anonymous 2016-10-30T17:08:30Z https://community.o2.co.uk/t5/Android/swap-3G-sim-to-4G-sim/m-p/1012870#M59029 In store is the easiest, quickest way and it's free too. Sun, 30 Oct 2016 17:19:10 GMT https://community.o2.co.uk/t5/Android/swap-3G-sim-to-4G-sim/m-p/1012870#M59029 MI5 2016-10-30T17:19:10Z https://community.o2.co.uk/t5/Android/swap-3G-sim-to-4G-sim/m-p/1012871#M59030 <P>Hi @Anonymous Pop into any O2 store as I did. If you are lucky they will transfer everything over for you...</P> Sun, 30 Oct 2016 17:19:47 GMT https://community.o2.co.uk/t5/Android/swap-3G-sim-to-4G-sim/m-p/1012871#M59030 Cleoriff 2016-10-30T17:19:47Z