on 09-01-2021 10:55
on 09-01-2021 11:04
on 09-01-2021 11:10
on 09-01-2021 11:21
on 09-01-2021 11:21
on 09-01-2021 12:12
on 09-01-2021 12:12
Not if you expect to get 5g though.
Your old sim will only get 4g, so if you are in a 5g area, or travell into one, you'll need to swap to a 5g sim.
O2 will provide one if you nuy a 12 from them, or you can call them to send you one and then do a sim swap Guide: Sim Swap: a mini guide 2017 update