on 05-06-2020 15:18
05-06-2020 15:57 - edited 05-06-2020 15:58
05-06-2020 15:57 - edited 05-06-2020 15:58
The SIM isn't activated.
O2 assume you will continue to use your old SIM.
If you want to use new SIM you'll need to do a SIM swap Guide: Sim Swap: a mini guide 2017 update but these are taking a while at the moment so hold off if you can.