Once the eShop loads, look for the Redeem Code option in the main menu. On the Switch 2, this appears in the left navigation ...

To redeem a game code on Nintendo Switch 2, you’ll need the 16-character download code included with your purchase.

This cash can be spent on games (or DLC) via the Nintendo eShop and, unlike physical games, digital purchases don't require a cartridge, so can be taken anywhere easily. Although significant discounts ...

Nintendo's game vouchers cannot be redeemed for Switch 2 titles. The FAQ page for the vouchers has been altered to make it clear Switch 2 games won't be eligible for redemption. The vouchers were ...