Wii U Nintendo 3DS eShop Discontinuation Q A A Nintendo Network ID (NNID) is an account that is used on Wii U and Nintendo 3DS For Wii U, a NNID is required in order to use any of the Wii U online features
How to Create a Nintendo Account Steps to make a new Nintendo Account A Nintendo Account is an account that is required for using certain services from Nintendo, such as online services (including access to the Nintendo eShop) for Nintendo Switch 2 and Nintendo Switch, off-device software purchases, and the My Nintendo loyalty program Nintendo Accounts can also be used with smart device applications (like Super Mario Run)
Information About Nintendo Switch Online Family Memberships Service coverage for Nintendo Switch Online family members Family memberships can include members with Nintendo Accounts with different country settings, but not all features of the Nintendo Switch Online service are available in all countries
Nintendo Switch 2 Game-Key Card Overview Nintendo Switch 2 supports both regular game cards and game-key cards Some games will use game-key cards while others will continue using regular game cards