Nintendo Support: How to Insert an SD Card or microSD Card
How to Reformat SD Card for Nintendo 3DS SD Card? - SFWare Blog
Effektiv und Einfach) 3DS SD-Karte formatieren
Nintendo 3DS 8GB Memory Card - SDHC (Compatible with Wii, NDS, 3DS) | eBay
New Nintendo 3DS: Mit Schraubendreher zum Datentransfer-Frust - Nintendos umständliche Welt
Sd card cannot be detected on this 3DS XL and on the other one, it wont allow any downloaded games to play. When the games did open, a black screen and error
3DS XL Shell Swapping - Nintendo 3DS Wiki Guide - IGN