Instructions
Power off the Nintendo GameCube. Open the SD card slot on the front of the Nintendo GameCube console.
Insert the SD card, with the label facing up and the arrow on the label pointing toward the console, into the SD card slot.
Power on the Nintendo GameCube, and select "Memory Card Screen" from the main menu.
Select "Yes" if prompted to format the memory card. Press the "A" button on the remote. Press "Yes" and "A" again to agree to allow any data on the card to be erased. After the card is formatted, all game data that can be saved will be listed.
Highlight the data or file to save to the SD card using the GameCube control stick. Then press the "A" button on the controller.
Select either "Copy" or "Move" to save the data or game to the memory card. Press the "A" button.
Highlight "Yes" to confirm your choice. Press "A" and the data will be moved or copied to the memory card.