on 22-06-2020 12:20
I am changing mobile and have inserted O2 sim from old phone into new one but I am told provider must activate the iphone. How?
22-06-2020 12:27 - edited 22-06-2020 12:28
22-06-2020 12:27 - edited 22-06-2020 12:28
How to unlock it if locked to O2 here Guide: Unlocking an O2 phone to use a different SIM card but from your post it sounds like it is locked to a different network.
All networks have a process but you need to find out which network it is locked to first.