Error Message: Your Nintendo Account Must Be Linked to a Game System (Nintendo Switch App)
Nintendo Switch 2, Nintendo Switch, Nintendo Switch Lite, Nintendo Switch - OLED Model
The information in this article can help when you are unable to sign into the Nintendo Switch App and you receive the error message, "Your Nintendo Account must be linked to a game system."
What to do
Link your Nintendo Account to a Nintendo Switch 2 or Nintendo Switch console, and then sign into the Nintendo Switch App on your smart device.