do i must disconnect the battery? or was it just plug and Engage in for yourself each? sort of unhappy as the cx5 screen has the exact serial quantity from the first post, and looked mint ailment. Note: Apple carplay https://www.caraudiocoho.com/products/1025inch-123inch-car-radio-mazda-cx-5-cx-8-2016-2019-android-dual-system-1920720-android10-6-128g-car-multimedia-player