✔ 最佳答案
You no need afraid,if u can use wifi,i think u that one it no need money,because if it need money and you didn paid it,u wont know the密碼!Some wifi no need to pay money,(Such as:NETGEAR,i-cables,Megabox wi-fi,Y5.....)If it need to pay money,it will ask you Passwork!!!If u can use linksys,I think it no need money!If u 無意中暗左 設定 ,跟住暗wi fi,it no need money too.If u go to some place it can use free wi-fi(Such as:MegaBox[it wont count time],Mcdonald[20mins],Neway[20mins])
If u use wifi,it will fastter no energy!!