To see the full detail of this update, follow this link :
https://steamcommunity.com/games/908840/announcements/detail/1703951108844982977
If you want to play online, use Parsec, it's a free software. Just be aware you will need a good internet connection. You can download it here :
https://parsecgaming.com/downloads
We opened a discord server (https://discord.gg/BEcuY9) to help you join games with parsec or just talk about your ideas about the game with other players... and us !
If you have questions or if you have any problem, feel free to speak with us.