iPhone 3GSiPhone2,1_3.1.2_7D11_Restore.ipsw (300+ MB)iPhone 3GiPhone1,2_3.1.2_7D11_Restore.ipsw (240+ MB)iPhone 2GiPhone1,1_3.1.2_7D11_Restore.ipsw (240+ MB)更新方式:1.下載後,放至桌面2.開啟itunes,接上iPhone3.shift + 更新,選擇剛剛下載在桌面的檔案4.更新嚕~~~