Interface display method and device

The embodiment of the invention provides an interface display method and device. After a client receives an identity mark of a user, the identity mark is sent, after a receiver receives the identity mark, a first code string corresponding to the identity mark of the user is determined through inquiring the one-to-one correspondence relationship between the identity mark and the code string, in addition, the first code string is sent to the client, and the client shows an interaction interface indicated by the first code string. The first code string is used for indicating the operation habits of the user, and is generated according to historical operation instructions of the user, so the interface shown by the first code string can meet the operation habits of the user, i.e., for the users with different operation habits, the client can show different interaction interfaces, convenience is brought to the use by the users, and the experience of the users is improved.