i am not sure about the current position @Has25, but a search of this forum will show that this question has been asked previously and the answer then was "no".
I suggest that you message O2 on social media to ascertain the up to date position :-
Facebook : https://o2uk.co/O2CFB
X (previously known as Twitter) : https://o2uk.co/O2CTW
Instagram : https://o2uk.co/O2CIG
When you get an answer, please post it on here as the information might be of use to others. 👍
