I'm a new a9lh user. I had to take the hard road (11.0.0-33e downgrade via a hard mod) so I'm not a complete virgin... but when explaining things please assume I know nothing.
What I have:
An o3DS XL with the hard mod, a9lh/Luma and a trash NNID.
A n3DS XL without a9lh (stock) and a NNID I want...