Go to a place which has free Wi-Fi access (e.g. Starbucks etc.), then activate the WLAN scanner on your Active Standby Screen. When it finds the Wi-Fi network, you're connected and you're good to start surfing.
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I want to know if its possible to hack it by putting cheat codes and making my characters invincible, infinite hp, etc. And if it IS possible, how exactly do you add the codes and stuff?