Instructions
Remove any game from the DSi, and turn on the system. Press "Start" to bypass the start-up screen.
Tap the "Nintendo DSi Shop" icon, donning a blue shopping bag. The DSi automatically connects to one of your preferred Wi-Fi networks and loads the online store.
Tap "Start Shopping."
Tap "DSiWare."
Tap "Free." A list of free games loads.
Locate Flipnote Studio by scrolling through the list and tapping "Download." Confirm the download on the pop-up prompt. Flipnote Studio downloads to your DSi.