Before you download the update, read the specific information on the available firmware versions
To verify the firmware version installed on your B4, check the N-Com version of your device (for example: N-Com BT4 v.3.10 24i) in the window "Advanced Functions".
Download the update file you are interested in (.DFU file), save it on your PC, then click on "Install FW update".

WARNING: In order to properly update the firmware, you need to install the communication drivers and follow the Installation Procedure

Release Notes:

- New music management via Bluetooth: automatic connection of A2DP Profile when the device is turned on
- "Connection of A2DP profile with Garmin ZUMO 660" bug resolved
N.B.: From the DOWNLOAD section, download the User Manual updated with the latest available Firmware version.

Release Notes:

- Modified RDS threshold of RDS activation on Radio FM chipset.