I got used to 30FPS on FF 16, and throughout my Switch journey. It's really not that bad. If you're used to 60, just give it an hour of play and your eyes will adjust. Also, try not to pan the camera from side to side too fast.
Or play the game on your PC
https://www.trueachievements.com/gamercards/SliferCynDelta.png%5B/IMG%5D">https://www.trueachievements.com/gamer/SliferCynDelta"><img src="https://www.trueachievements.com/gamercards/SliferCynDelta.png