misi para penghuni iKaskus :D ane mau nanya nih, iPhone 4s ane tiba2 wifi nya not available contoh picnya https://discussions.apple.com/servlet/JiveServlet/showImage/2-25134381-392840/no+wifi.jpg http://km.support.apple.com/library/APPLE/APPLECARE_ALLGEOS/TS1559/en_US/TS1559--wifi_grayed_out-001-