O2

Back again with another conundrum! I have two O2 PAYG numbers that I use for different purposes. One is registered to "My O2", and I have just been trying to add the second number. I click the "Add products and services" link, enter the other mobile ...

I have an old(ish) mobile phone that I use mainly for receiving texts from various online services that have two-factor authentication as a condition of access. It has an O2 PAYG SIM with a remaining in-credit balance of £7.40. Last Thursday, 7 July,...