Each Passiv Smart Thermostat system will continue to receive support through functionality and security updates for a minimum of 2 years from the end of manufacture. This includes updates to the Passiv Hub, Programmer, Thermostat and App. Please note that for the Passiv Hub, Programmer and Thermostat can only receive updates if the Passiv Hub is connected to the home's broadband router via an ethernet cable and an internet connection is available.