I managed to fix the problem with the computer. I was using a custom IP, so i changed it to get it automatically. However, i have specific ports that are opened to that IP address. Anyways, still...

Region : Canada Model : TL-WR1043ND Hardware Version : V1 Firmware Version : 3.13.13 Build 130428 Rel.58290n ISP : Hello, I have problems playing multiplayer games on my Nintendo 3DS. They used to...