找到一種比較快捷的方法,直接到官網(wǎng)下載了升級(jí)文件,然后用iTunes升級(jí)即可。
iTunes for Mac:按住option鍵點(diǎn)restore選擇升級(jí)包
iTunes for Windows:按住shift鍵點(diǎn)restore選擇升級(jí)包
升級(jí)之前做好備份。!
我已經(jīng)升級(jí)到iOS4.2了,祝大家升級(jí)愉快。
感謝macfans的Bonai提供此法及下載地址。
PS:別跟我討論越獄問(wèn)題,謝謝。
iOS4.2官方下載地址:
iPhone 4 :http://appldnld.apple.com/iPhone4/061-9858.20101122.Er456/iPhone3,1_4.2.1_8C148_Restore.ipsw
iPhone 3GS:http://appldnld.apple.com/iPhone4/061-9895.20101122.Cdew2/iPhone2,1_4.2.1_8C148a_Restore.ipsw
iPhone 3G:http://appldnld.apple.com/iPhone4/061-9853.20101122.Vfgt5/iPhone1,2_4.2.1_8C148_Restore.ipsw
iPod Touch 2nd Gen:http://appldnld.apple.com/iPhone4/061-9855.20101122.Lrft6/iPod2,1_4.2.1_8C148_Restore.ipsw
iPod Touch 3rd Gen:http://appldnld.apple.com/iPhone4/061-9860.20101122.Xsde3/iPod3,1_4.2.1_8C148_Restore.ipsw
iPod Touch 4th Gen:http://appldnld.apple.com/iPhone4/061-9859.20101122.$erft/iPod4,1_4.2.1_8C148_Restore.ipsw
iPad:http://appldnld.apple.com/iPad/061-9857.20101122.VGthy/iPad1,1_4.2.1_8C148_Restore.ipsw