GameStation - NINTENDO 3DS CFW SERVICES ALL FIRMWARE ARE SUPPORTED OLD 3DS regular, OLD 3DS XL, 2DS, NEW 3DS NEW 3DS XL DOWNGRADE from 9.3-10.3 as of now currently supported AUTO BOOT
Subir o Bajar de version de firmware 3DS General con CFW A9LH o B9S - YouTube
How to Downgrade Old 3DS/2DS (9.3-10.3) to 9.2 EASY Tutorial & Guide - YouTube
How to Downgrade 3DS to 9.2: Made Easy - YouTube
Downgrade por Software: De 10.7 a 9.2 (Nintendo 3DS) - ElOtroLado