An electronic apparatus is disclosed. The electronic apparatus comprises an interface, a memory and one or more processors. The one or more processors is configured to: identify a gesture for account registration based on sensing data acquired through the interface; provide at least one candidate word to be selected by a user based on feature information of the gesture; determine the at least one candidate word selected by the user; store, in the memory, account information including the at least on candidate word selected and the feature information of the gesture. Based on the user voice with the at least one candidate word and the gesture, control the electronic apparatus to perform an operation based on the account information corresponding to the user voice and the gesture of the user from among a plurality of pieces of account information stored in the memory.