android auto

Hey guys I've just bought my new car (Ford Focus) with Android Auto; then I turn on android auto on my Redmi 4 Pro with global stable installed and the... It doesn't work! Before I start to change lot of ROMs, lose lot of time ecc... Does anybody have this problem with Android Auto? Does anybody...

I have a Xiaomi 5S, at first the app didn't open (I had the Original China ROM), now with Xiaomi.eu ROM the app already open and seems to work fine, the problem is that I can not get it to appear on the screen of the car. In the car it recognize the device but it doesn't connect, always error...