freezing

My 2012 CX-9 GT headunit (with Bose without Nav) has started freezing at the Mazda logo. I am not able to use the backup camera or see anything on the screen. Except for the backup camera, the headunit itself is functional. Although I can't see what is going on, I am able to cycle through Radio...

I have a 2016 CX5 Grand Touring and I live in central PA. When the temperature drops below freezing overnight (which it does most of the time in winter here), the infotainment system keeps rebooting multiple times until the cabin warms up. Once the cabin warms up, it's fine, but I can't use the...