mac或pc一台
要升级的苹果设备
数据线
首先保证电脑里有iTunes，然后对设备进行备份file:///Users/brian/Pictures/com.tencent.ScreenCapture/QQ20150612-1@2x.png
然后下载固件iPhone6：http://kuai.xunlei.com/d/uuHzDQJjHQCX8nVVa98iPhone6＋：http://kuai.xunlei.com/d/uuHzDQJ8HQCbAnZVffaiPhone5s： A1457/A1518/A1528/A1530：http://pan.baidu.com/s/1gddC2DP A1453/A1533：http://kuai.xunlei.com/d/uuHzDQJ.HQDYA3ZV475iPhone5: A1428：http://kuai.xunlei.com/d/uuHzDQKAHQAiBHZVd20 A1429：http://kuai.xunlei.com/d/uuHzDQKMHQADB3ZVffeiPhone5c： A1532A1456：http://124.202.164.6/files/45F82/adcdownload.apple.com/WWDC_2015/iOS_9_beta/ A1516 A1526 A1529 A1507：http://219.239.26.10/files/1D09/adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPhone_5c_Model_A1507_A1516_A1526_A1529__13A4254v.zipiPod touch 5：http://125.39.35.135/files/3C047/adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPod_touch_5th_generation__13A4254v.zip iPhone4s：http://kuai.xunlei.com/d/uuHzDQJ6HQAfAHZV745iPad Air： A1474：http://124.202.164.15/files/4EC0A/adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_Air_Model_A1474__13A4254v.zip A1475:http://124.202.164.12/files/41AF8/adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_Air_Model_A1475__13A4254v.zip A1476:http://adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_Air_Model_A1476__13A4254v.zipiPad4: A1458:http://219.239.26.9/files/26F5/adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_4th_generation_Model_A1458__13A4254v.zip A1459:http://adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_4th_generation_Model_A1459__13A4254v.zip A1460:http://adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_4th_generation_Model_A1460__13A4254v.zipiPad3:http://124.202.164.8/files/337F0/adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_WiFi_3rd_generation__13A4254v.zipiPad ATT：http://adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_WiFi__Cellular_model_for_ATT__13A4254v.zipiPad version：http://adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_WiFi__Cellular_model_for_Verizon__13A4254v.zipiPad2:Wi-Fi rea v：http://adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_2_WiFi_Rev_A__13A4254v.zipWi－Fi：http://adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_2_WiFi__13A4254v.zipWi-Fi gsm：http://adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_2_WiFi__3G_GSM__13A4254v.zipWi-Fi CDMA：http://125.39.35.143/files/6B015/adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_2_WiFi__3G_CDMA__13A4254v.zipiPad Air2: A1566：http://kuai.xunlei.com/d/uuHzDQJyHQDo.nVV797 A1567：http://kuai.xunlei.com/d/uuHzDQJ4HQCW-XVV5c3iPad mini： A1432:http://219.239.26.9/files/12B8D/adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_mini_Model_A1432__13A4254v.zip A1454:http://adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_mini_Model_A1454__13A4254v.zip A1455:http://adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_mini_Model_A1455__13A4254v.zipiPad mini2: A1489：http://124.202.164.14/files/42B21/adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_mini_2_Model_A1489__13A4254v.zip A1490:http://adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_mini_2_Model_A1490__13A4254v.zip A1491:http://adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_mini_2_Model_A1491__13A4254v.zipiPad mini3: A1599:http://125.39.35.133/files/4E85/adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_mini_3_Model_A1599__13A4254v.zip A1600:http://adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_mini_3_Model_A1600__13A4254v.zip A1601:http://adcdownload.apple.com/WWDC_2015/iOS_9_beta/iOS_9_beta__iPad_mini_3_Model_A1601__13A4254v.zipfile:///Users/brian/Pictures/com.tencent.ScreenCapture/QQ20150612-3@2x.png
然后按住alt（mac是option）点击恢复，选择你下好的iOS9的固件，点击确认file:///Users/brian/Pictures/com.tencent.ScreenCapture/QQ20150612-2@2x.png
等待一会儿，升级好后再点击恢复备份，选择你刚才的备份数据，就大功告成了file:///Users/brian/Pictures/com.tencent.ScreenCapture/QQ20150612-1@2x.png
注意一定要备份
iPhone5、4s谨慎升级，会比较卡
耗电速度较快
部分app有闪退现象，恢复网络设置，微信需要取消关注健身类公众账号