Method for activating predefined functions, implemented in a host appliance integrating or linked to a wireless charging device, and including the steps of: detecting that a mobile appliance has just been positioned on a reception surface of the wireless charging device in order to be recharged; following the detection that the mobile appliance has just been positioned on the reception surface, activating or deactivating at least one predefined first function performed by the host appliance, in addition to recharging the mobile appliance; then, detecting that the mobile appliance has just been moved away from the reception surface; following the detection that the mobile appliance has just been moved away from the reception surface, activating or deactivating at least one predefined second function performed by the host appliance.