Most games support local 2-player co-op, staying true to the series' roots. Installation Note for NSP Updates

Whether you want recommendations for on the Switch

Check your remaining storage space. Updates require temporary free space to extract and install properly.

This happens if the update NSP is corrupt or belongs to a different regional title ID than your base game. Ensure both the base and update files match regions (e.g., both are US or both are EU).

Players can choose between pixel-perfect rendering, standard 4:3 aspects, or stretched widescreen formats. You can also toggle scanline filters to replicate the warm glow of an old-school CRT television monitor. Portable Co-op Action

: A free patch added the Japanese versions of several titles in the collection, allowing players to experience the original regional differences. Button Remapping

Contra Anniversary Collection Switch NSP UPDATE