How To Use Animal Crossing Amiibo stickers In New Horizons
1 - Have the upgraded Town Hall with Isabel and Campgrounds built
2 - Use the Nook Stop Terminal and choose Invite Amiibo Camper
3 - Scan the Amiibo sticker at the touchpoint (right Joycon stick)
4 - Talk to the Villager and make their requested DIY and ask them to move in, you have to do this on 3 separate days before they agree to move to your island.