PAIRING METHOD AND DEVICE

Embodiments of the present application provide a pairing method and device, the method is applied to a first user device, wherein the first user device belongs to a cluster comprising at least two user devices, wherein, first information is stored on each user device in the cluster, and the first information comprises pairing credentials and identification information of a first accessory device which has been successfully paired with any one of the user devices in the cluster; the method comprises: detecting a second accessory device, which is an accessory device that is not successfully paired with any one of the user devices in the cluster; pairing with and establishing a connection with the second accessory device on the basis of the pairing credential, and, synchronizing the identification information of the second accessory device to all the user devices in the cluster. The present application improves the security of pairing while ensuring the transfer and switching of pairing credentials between the u