How do i get wi-fi for my DS and how do i set it up please?

Question

i need it for my pokemon games so i can trade with other trainers,

Answer 1

To play on Wi-Fi, you have to be at a hot-spot, or you have to have a wireless connection available. Then go to the Wi-Fi settings on your Wi-Fi compatible game, and search for an access point. The connection should be on the list that comes up. If not, contact Nintendo.