Installing NSP files is generally only considered legal if you own a physical copy of the game and are creating a personal backup, or if you purchased the digital version from the Nintendo eShop. Key Features of EA Sports FC 26 on Switch

: You can start as a customized avatar (e.g., in the Inter Miami academy) with the goal of moving to major European leagues and surpassing legends like Lionel Messi in Ballon d'Or wins. FC26 My Player Story Mode | EA Forums - 12250826

Copy your fc26.nsp file to your SD card, or keep it on your PC for USB installation.