@AlisonRint
You sim isn't activated.
If this is an upgrade, use your old sim or do a sim swap if it doesn't fit Guide: Sim Swap: a mini guide 2017 update
If a new contract, you need to contact customer service Guide: Coronavirus Community Help and Support
The best number to call on appears to be 0800 977 7337
I have no affiliation whatsoever with O2 or any subsidiary companies. Comments posted are entirely of my own opinion. This is not Customer Service so we are unable to help with account specific issues.
Please select the post that helped you best and mark as the solution. This helps other members in resolving their issues faster. Thank you.
