go on your game that has online and go to wi fi and go to connection 1 and then go to
Access Point
from there you have to go to linkys secure network or verison choose linkyks but if only verison and secure network show up choose verision
if linkyks doesnt work then go to verison go to your wireless router and on the bottom of it it has your web and put in your ds if that doesnt work go online and got nintendowifi and go to ds and look up your promblem