Welcome to the EMO Community Forums, @qiqi.zhang . . . please allow up to a week for Support to respond. The after sales service is reliable and they take their time with customers rather than just rushing a canned reply. You will see when they get to yours that they will guide you through what you need.
I think you are referring to the “Chatty” feature that AIBI has that you can have continuous coversation with him. If you wish to suggest the same for EMO, you can post your suggestion here: