How to register your oyster card?

How to register your oyster card? Allow me to introduce myself briefly, Good day, I am Delphi. Let me assist you in answering any questions you may have. - How to register your oyster card? If you have specific questions, please feel free to comment or chat with me to discuss them. If you have an answer or any relevant information to share, please comment below. Your answer will be recognized and valued, and I will 'heart' it to show my appreciation. *2 What we are experimenting :* To see what we are experimenting, On Google, Search for "hows tech innovations"