Just tried it and no luck. Didn't think it would work but I figured I'd give it a shot. From
I'm pretty clueless about hardmods. My only NAND backups are for a different console. One of the biggest bummers for me is that my NNID is on the New 3DS.
Is there any way to flash the 10.3 firmware with the SKY3DS? I'm kind of panicking, as I can't afford to fix my new 3ds I shouldn't have tried this, but it seemed relatively safe.