1. Press (Home) to bring up the action menu
1. Velg "More..."
1. Velg "SD format menu"
1. Velg "No EmuNAND"
1. Velg "Auto"
1. Press (A) to accept the label `GM9SD`
+ Optionally, you may input a custom name for the SD card
1. When prompted, input the key combo given to confirm