Things You'll Need
Instructions
Insert a MicroSD card into the MicroSD slot on the left side of your Action Replay DSi cartridge.
Insert a Nintendo DS game into the top slot of the Action Replay DSi cartridge.
Place your Action Replay DSi cartridge in the DS cartridge slot of your Nintendo DSi and press the "Power" button to turn on the console.
Tap the DS game icon on your home screen to run the Action Replay service.
Scroll down to the "Saves" option in the main menu with your D-pad and press "A." Select the "Backup Game Save" option in the subsequent menu and press "A."
Enter the title of the currently inserted DS game using the on-screen keyboard and press "Continue." Select "Yes" and press "A" to confirm that the displayed name is correct.
Enter a name for your game's backup data file with the on-screen keyboard. Press "Continue" when you have finished typing and select "Yes" to confirm the file name.
Return to the main menu and select the "Saves" option. Scroll to the title of your game in the "Saves" menu and press "A." Select the name assigned to your recently saved file to access your stored game data.