Sonic Frontiers on Nintendo Switch, the US version has received several major free content updates and specific DLC packs. Users typically look for updates to ensure compatibility between game files (like ) and their respective regions. Major Free Content Updates
Any “Sonic Frontiers Switch NSP XCI” found online that lacks version 1.4.1 is incomplete. Do not settle for older builds.
: A major story expansion featuring an alternate ending and making Amy, Knuckles, and Tails playable. Region & Exclusive Content