A method for controlling a shared device, comprising the following steps: establishing, by a user device, a connection with a shared device; and triggering, by the user device, the shared device to acquire personalized configuration information of a user, wherein the personalized configuration information is used for indicating a configuration preference of the user for the shared device; characterized in that the step of establishing, by a user device, a connection with a shared device comprises: receiving, by the user device, a discovery message periodically transmitted by the shared device, wherein the discovery message is used for indicating that the shared device is in an unoccupied state; determining, by the user device according to the discovery message, that the shared device is capable of establishing a connection with the user device; and transmitting, by the user device, confirmation information to the shared device after the user device determines that the shared device is capable of establishing a connection with the user device, wherein the confirmation information is used for confirming, to the shared device, the connection with the user device; wherein the triggering, by the user device, the shared device to acquire personalized configuration information of a user comprises: transmitting, by the user device, the personalized configuration information to the shared device; wherein before the transmitting, by the user device, the personalized configuration information to the shared device, the method further comprises: acquiring, by the user device, identity information of the user; and acquiring, by the user device, the personalized configuration information according to the identity information. establishing, by a user device, a connection with a shared device; and triggering, by the user device, the shared device to acquire personalized configuration information of a user, wherein the personalized configuration information is used for indicating a configuration preference of the user for the shared device; characterized in that the step of establishing, by a user device, a connection with a shared device comprises: receiving, by the user device, a discovery message periodically transmitted by the shared device, wherein the discovery message is used for indicating that the shared device is in an unoccupied state; determining, by the user device according to the discovery message, that the shared device is capable of establishing a connection with the user device; and transmitting, by the user device, confirmation information to the shared device after the user device determines that the shared device is capable of establishing a connection with the user device, wherein the confirmation information is used for confirming, to the shared device, the connection with the user device; receiving, by the user device, a discovery message periodically transmitted by the shared device, wherein the discovery message is used for indicating that the shared device is in an unoccupied state; determining, by the user device according to the discovery message, that the shared device is capable of establishing a connection with the user device; and transmitting, by the user device, confirmation information to the shared device after the user device determines that the shared device is capable of establishing a connection with the user device, wherein the confirmation information is used for confirming, to the shared device, the connection with the user device; wherein the triggering, by the user device, the shared device to acquire personalized configuration information of a user comprises: transmitting, by the user device, the personalized configuration information to the shared device; wherein before the transmitting, by the user device, the personalized configuration information to the shared device, the method further comprises: acquiring, by the user device, identity information of the user; and acquiring, by the user device, the personalized configuration information according to the identity information. transmitting, by the user device, the personalized configuration information to the shared device; wherein before the transmitting, by the user device, the personalized configuration information to the shared device, the method further comprises: acquiring, by the user device, identity information of the user; and acquiring, by the user device, the personalized configuration information according to the identity information. acquiring, by the user device, identity information of the user; and acquiring, by the user device, the personalized configuration information according to the identity information.