You can download the latest firmware for Linea 5000 and its accessories on Home+Project and update them directly from the app via Bluetooth or remotely when Linea 5000 is connected to the Internet: - Accessories can only be updated via Bluetooth. - Linea 5000 can be updated remotely via an Internet connection or locally via Bluetooth. If there are multiple Linea 5000s, they must all be networked to allow remote updating.