How to transfer SD card data?

[The Hidden Owl]

I need to buy a new SD card for more room, but I don't want to mess anything up trying to figure out how to transfer data. Can anyone tell me how please?

 

[Cress]

Click here.

 

[The Hidden Owl]

Ty.

 

[Jaebeommie]

Remember to format your new SD card with the formatter that Nintendo links you to in those instructions!