If you are using a standard retail console, you do not need an NSP file: Highlight the game icon on the HOME Menu. Software Update Via the Internet Park Lane Jewelry Guide
Despite updates, players have reported specific bugs in the Switch version of Arkham City : Batman- Arkham City Switch NSP UPDATE
Recent updates have focused on smoothing out frame rates and fixing "soft locks" where players could get stuck in the environment. If you are using a standard retail console,
If you meant a or analysis of the game’s Switch port (performance, updates, patch notes), I’d be glad to write that for you. Just let me know. Batman- Arkham City Switch NSP UPDATE
: Ensure you are looking for the most recent version (often v1.0.2 or higher) to get the best experience on the handheld.