My 3ds has custom firmware and I accidentally updated my Pokemon X copy. I couldn't start up the game after the update, but then I deleted the game's extra data and it
finally added custom firmware to my new 3ds children #Nintendo#n3ds#2dsxl#new3dsxl | Video game room design, Cute games, Nintendo switch accessories
3DS News: Nintendo releases Firmware 11.14.0 patching BrowserHax & Luma3DS updated with support for this version! - Wololo.net
Exploring The World Of Nintendo 3DS Homebrew | Hackaday