A communication apparatus capable of communication by a predetermined wireless connection method, decides which of the communication apparatus and a communication partner apparatus operates as an access point and which operates as a client, connects to the communication partner apparatus by the predetermined wireless connection method, based on the decision, determines whether a connection to the communication partner apparatus is disconnected, performs reactivation processing for causing the communication apparatus to enter a state in which communication by the predetermined wireless connection method is possible. The communication apparatus, if it is decided that the communication apparatus operates as the client and it is determined that the connection is disconnected, performs the reactivation processing.