If you want, I can write a shorter review suited for a store page, a longer in-depth review with spoilers, or a technical guide for running/building in this specific v71288 build.
To get your , open your preferred storefront (Steam, Epic, or GOG), update your game, and dive back into the crater. Just remember: Oxygen. Always watch your oxygen.
Subnautica version 71288 is officially known as the Steam Deck Update , released on March 7, 2023