You will need a Nintendo Account to use My Nintendo and other Nintendo services.
You can create your free Nintendo Account by visiting https://accounts.nintendo.com.
If you link your Nintendo Account to Animal Crossing: Pocket Camp, you will be able to do the following:
- Back up game save data
- Use your save data on multiple devices
- Receive My Nintendo points to exchange for My Nintendo rewards
In order to transfer save data after updating or switching devices, you will need to link your Nintendo Account to Animal Crossing: Pocket Camp.
Note: Your Leaf Ticket balance and Pocket Camp Club benefits are not compatible between different operating systems. Please keep this in mind if switching to a device with a different operating system.
If this did not resolve your issue, you can also refer to the following articles.