This is a "hack" so use at your own risk: I use the Fermata app for Android Auto. For full functionality, it requires root and sideloading which creates some security exposure on your Android phone. Again, use at your own risk and only if you're technically comfortable with rooting / sideloading apps:...What app do you use to get video from the phone to the car?

Fermata Media Player - audio and video player for Android Auto
Fermata Media Player is a free, open source audio, video and TV player with a simple and intuitive interface. It is focused on playing media files organized in folders and playlists. Supported features: ⚫ Play media files organized in folders ⚫...

Benefits are that it gives you the ability to play audio and video from your phone on the main infotainment screen, as well as YouTube videos and a web browser. It does not mirror your phone screen like some other solutions would.

Android auto hack?
Does anyone know if there is an android auto hack etc. that will allow my android phone to display/play more of my android apps that i have on my phone that android auto does not recognize?
I don't know of any natively supported way of playing video on the Bolt's infotainment screen.