Guide_3DS/_pages/pt_PT/include/ctrnand-datayeet.txt

This section will reset your system configuration to its defaults. Installed games and their save data will not be affected. This is necessary to prevent known issues relating to extended memory mode and applets on some devices. 

1. Power off your device
1. Press and hold (Start), and while holding (Start), power on your device. This will launch GodMode9
1. Navigate to `[0:] SDCARD` -> `gm9`
1. Press (X) on the CTRTransfer image `.bin` to delete it
1. Press (A) to confirm
1. Press (B) a few times to go back to the main menu
1. Navigate to `[1:] SYSNAND CTRNAND` -> `data` -> `<ID0>` -> `sysdata`
  + The `<ID0>` will be a folder with a 32 character length random-looking name. You may recognize this from Seedminer, if you used that method
1. Use the D-Pad to highlight `00010017`
1. Press (Right Shoulder) + (A) to bring up the folder options
1. Select "Copy to 0:/gm9/out"
1. Press (A) to continue
1. While still highlighting `00010017`, press (X) to delete it
1. Press (A) to confirm
1. Press (A) to unlock SysNAND (lvl2) writing, then input the key combo given
1. Once the file has been deleted, press (A) to continue
1. Press (A) to relock write permissions if prompted
1. Press (Start) to reboot your device
1. Your device will load into the initial setup menu
  + This is expected behaviour. You have not lost any of your game data
1. Complete the initial setup menu by following the prompts on your device's screen