O2

I'm thinking of starting a new sim contract due to a student discount offer which ends soon. However my current contract doesn't end until August. I can't just upgrade my contract as the student discount offer isn't available when doing it that way. ...

On the Unidays website, I have tried activating the 10gb for £5/m offer, but this brings up an error page on O2's website saying that there is a problem with their system. The offer says that it expires on 5/7/23 so I assume that the offer should be ...