The update introduces several quality-of-life improvements and balancing changes:
A "ROM" refers to the game dump, while "NSP" (Nintendo Submission Package) is the format used for digital eShop games on the Switch. An "Update" file (often labeled UPD or v1.x ) patches the base game. SIGNALIS ROM NSP UPDATE - Switch Game
: Added options to use health items at full health (to clear space), an inverted Y-axis for first-person segments, and a toggle to reduce high-frequency flickering for photosensitive players. an inverted Y-axis for first-person segments