If you already have a working copy of the Contra Anniversary Collection, this update is unless you experience specific crashes. Most users will see no noticeable difference.
A: Yes. Load the base NSP, then install the update via File > Install Files to NAND. The v1.1.0 update fixes the "black screen on stage select" bug in Ryujinx. Contra Anniversary Collection Switch NSP UPDATE
Konami’s Contra Anniversary Collection remains a gold standard for arcade-to-console preservation. Released initially in 2019 for the Nintendo Switch, this compilation has seen a surprising resurgence in 2026 due to a long-awaited stability patch. For players using custom firmware (CFW) or seeking the latest , understanding what changed, how to install it, and the risks involved is crucial. If you already have a working copy of