On selected pay monthly plans from Orange and EE that started before 26th March 2014, Deezer Mobile may have been an inclusive add-on. Additionally you may have upgraded to Deezer Premium+ for either £4.99 or £9.99 and added the recurring charge to your monthly phone bill. This offer and the ability to add any Deezer charges to your Orange or EE bill has now ended.
For Orange customers it ended on 31st December 2017.
For EE customers it ended on 28th February 2018.
To continue using Deezer, you should log into your Deezer app and add new payment details.