A wireless LAN device for performing wireless communication with another wireless device in a wireless communication system is disclosed. The wireless LAN device includes first and second communication sections which participate in a configuration process using a predetermined protocol. An execution section executes, based on an instruction received at a reception section, the configuration process by use of one of the first and second communication sections in cooperation with the another wireless device. An exclusion section performs, before the configuration process is completed, an exclusion process that excludes the other of the first and second communication sections from continuing to participate in the configuration process.