Private header on game save

Discussion in '3DS - Flashcards & Custom Firmwares' started by KevinSan, Aug 3, 2015.

  1. KevinSan

    KevinSan Newbie

    Aug 2, 2015
    United States
    I have been playing Monster Hunter 4 on my Sky3ds for a bit offline and when I try to get online it says I can't go online with this game cartridge. If I start a new save file with a private header I have now I can get online. How can I change my old game save so I can get online? Thanks.