Steam Deck setup that feels good from day one
Fields of Mistria is a cozy fit for handheld play on Steam Deck, and NPC Studio has publicly said the game is fully playable there. Start with the default gamepad layout, then open Steam Input (Steam's controller-remapping tool) only for comfort edits. If menus feel awkward, mapping a rear button to your most-used menu shortcut, like Inventory, can keep item checks quick and thumb-friendly.
Next, set a stable frame cap (a max frames-per-second limit) in the Deck Performance menu. If battery life matters most, start with a lower cap and test upward until motion still feels good to you. Keep scaling conservative so text stays clear, then revisit stick sensitivity and rumble after your first in-game week until tool use feels precise instead of twitchy.
Controls to tune first
In Fields of Mistria, tool and inventory cycling is usually where control friction shows up first on Deck. Put tool-cycle on shoulder or paddle inputs that feel easiest for repeated use, and keep interact/use on the face button you can press rapidly without strain.
Run a full morning test loop on Deck before locking your layout: watering, harvesting, talking to one villager, and entering the mines. If any step feels slow, remap that specific action right away instead of trying to "get used to it." Small control fixes early make every day in Fields of Mistria smoother.