Do you have another 3ds for dumping the private header? Otherwise, I don't think there is a way to dump rom or header with a new 3ds (anyone, please correct me if I'm wrong)
Is it possible to dump rom or header using the New 3ds?
I know the following ways to dump rom or header (or at least capture header information by dumping RAM)
- Gateway launcher.dat to dump rom (I'm assuming this doesn't work on N3ds?)
- spider3ds loadcode.dat to run RAM dump code to...