A method for changing a display background is disclosed. The method may be implemented by a server. The method may comprise acquiring a user preference label set of a current user and a background label set of each candidate background; matching the current user with each candidate background based on the acquired user preference label set and the acquired background label set to obtain a match result; selecting one or more recommended backgrounds for the current user based on the match result; and pushing the selected one or more recommended backgrounds to a mobile terminal of the current user.