Using the Nintendo Network ID (NNID) to purchase Wii U and Nintendo 3DS download games on the official Nintendo website
To be able to purchase download games on the official Nintendo website on Wii U and Nintendo 3DS family systems, you'll need to have a Nintendo Account which is linked to a Nintendo Network ID, and you'll need to have visited Nintendo eShop on the device you wish to download on, at least once. You will also need to merge your funds usable through the Nintendo Account with the funds tied to your Nintendo Network ID.
To be able to purchase download games on Nintendo Switch via the official Nintendo website you don't need a Nintendo Network ID, but you'll need to have a Nintendo Account, and you'll need to have visited the Nintendo eShop on the device you wish to download on at least once.
You can find out more about Nintendo Network ID in our Nintendo Network ID Support section. If you have forgotten your Nintendo Network password, you can request a temporary one on the Nintendo Network ID website. You can link your Nintendo Network ID to your Nintendo Account under 'Linked accounts' on the Nintendo Account website. If you have questions about Nintendo Account, please contact firstname.lastname@example.org.
For all other queries related to Nintendo – for example repair requests, technical support, Nintendo eShop questions, etc. – please contact Customer Services using the details on our Contact page.