Apple CarPlay Android Auto USB Hub Adapter Car Play USB Module for OEM Mazda 3 6 2 CX5 CX3 CX9 Miata MX5 Toyota Yaris TK78-66-9U0C The firmware must be Updated First before beginning the installation. If an older version of the CMU software is being used, the CarPlay/Android Auto-compatible USB hub may not be recognized. The software must be v70.00.21 or later . If not be sure to update the software. Once the CMU has been attached to the CarPlay/Android Auto-compatible USB hub, the software cannot be updated. Before you start, Switch car off, then Remove Navigation 'SD Card' and leave the SD Card out of the Car until the Final File is Installed, Turn off the car again, then insert SD Card, Restart the vehicle. The Navigation will work as normal. Compatible Models MX-5 2016 to 2020 CX-3 2016 to 2019 CX-5 2015 to 2020 CX-9 2016 to 2020 Mazda 2 2016 to 2019 Mazda 3 2014 to 2018Mazda 6 2016 to 2020 Function Active CarPlay/Androidauto