Just press the x button use down arrow key until you get to save. Press the a button and it will ask if you want to save the game and press the a button again to press yes it will then save the game.
You cannot save a Pokemon game during a battle.
Press X and you will see the save botton click on it and it will save
Unlike past Pokemon games, you have to delete you existing save file before you can save a new game. You can do that by holding Up+Select+B on the title screen (where it says Pokemon Diamond or Pokemon Pearl) Deleting the save takes a minute or two
Press x on your game
when I did it ,it restarted my game.
you just save it as usual and when it asks to overwrite the file you choose "yes" then it'll save the game,that's it
if you mean can you get Pokemon from pearl and diamond and trade them to ruby so you can get diamond and pearl Pokemon on ruby. then no you can not. but you can migrate ruby Pokemon. you put the Pokemon in ruby that you want to put on diamond or pearl in the PC. save it turn off. then go to diamond and migrate them. must be in ds at the same time. pal park.
with pokesav. google it.
Uh, start a new game and save at the beginning.
you do new game then save over the other game
Change the DS time then save your game again on diamond the time in the game will change with the DS time.
Saving Pokemon PearlTo save a game on Pokemon Diamond or Pearl is the same as any other Pokemon game except you press the x or y buttons to up the menu instead of start and then choose Save and say yes to all questions and tada your game is saved.if you have already saved the game and want to start a new 1 then simply read what it tells you when u click save. if you haffent saved u click the x button and go down to save.