you type them in when your playing the game
select, b button, hold x button, press the play a real game button then enter your cheats
an action replay is a cartridge that you can put in your DSI/DS and insert your game that you would like to download cheats into
No. You have to put in the complex codes in, and put down what game, and what cheat, or you can plug it into the computer and update it.
No.
you cant put movies on a dsi
Go to a story buy a action reaplay put it in the DS or DSi and select the cheats you want to use and start up the game.
When you reach the Sprint Cars: Road to Knoxville screen, choose the options selection. There will be a section titled cheats that you can select and will allow you to enter any cheats you've learned.
you put action replay in then turn ds/dsi on then take actionreplay out when it asks and put game in wait go to cheats and select then press the go button on the title screen
you have to download it from their site.
Here is the answer for dsi. you can use an sd card to put the music on your dsi.
I do not know but i do know that you can put an SD card to put songs on the DSi.
The Nintendo DSi has a built-in web browser.