苹果iOS8测试版系统固件官方下载地址

6月3日凌晨消息，在WWDC2014结束后，苹果已经在开发者中心放出了iOS8测试版下载地址。

可以升级iOS8的设备清单有：

• iPhone4s、iPhone5、iPhone5c、iPhone5s；

• 第五代iPod touch；

• iPad2、Retina屏iPad（即iPad3和iPad4）、iPad Air、iPad mini、Retina屏iPad mini（即iPad mini 2）

苹果iOS8测试版官方下载地址如下：

为给朋友们提供方便，IT之家已将所有开发者的iOS8下载地址进行转换（复制到迅雷即可直接下载，无需开发者账号）：

iPhone：

• iPhone 5s (Model A1453, A1533)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__iphone_5s_model_a1453_a1533__12a4265u.zip

• iPhone 5s (Model A1457, A1518, A1528, A1530)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__iphone_5s_model_a1457_a1518_a1528_a1530__12a4265u.zip

• iPhone 5c (Model A1456, A1532)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__iphone_5c_model_a1456_a1532__12a4265u.zip

• iPhone 5c (Model A1507, A1516, A1526, A1529)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__iphone_5c_model_a1507_a1516_a1526_a1529__12a4265u.zip

• iPhone 5 (Model A1428)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__iphone_5_model_a1428__12a4265u.zip

• iPhone 5 (Model A1429)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__iphone_5_model_a1429__12a4265u.zip

• iPhone 4s：

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__iphone_4s__12a4265u.zip

iPod touch：

• iPod touch (5th generation)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipod_touch_5th_generation__12a4265u.zip

iPad：

• iPad Air (Model A1474)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_air_model_a1474__12a4265u.zip

• iPad Air (Model A1475)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_air_model_a1475__12a4265u.zip

• iPad Air (Model A1476)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_air_model_a1476__12a4265u.zip

• iPad mini (Model A1489)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_mini_model_a1489__12a4265u.zip

• iPad mini (Model A1490)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_mini_model_a1490__12a4265u.zip

• iPad mini (Model A1491)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_mini_model_a1491__12a4265u.zip

• iPad (4th generation Model A1458)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_4th_generation_model_a1458__12a4265u.zip

• iPad (4th generation Model A1459)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_4th_generation_model_a1459__12a4265u.zip

• iPad (4th generation Model A1460)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_4th_generation_model_a1460__12a4265u.zip

• iPad mini (Model A1432)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_mini_model_a1432__12a4265u.zip

• iPad mini (Model A1454)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_mini_model_a1454__12a4265u.zip

• iPad mini (Model A1455)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_mini_model_a1455__12a4265u.zip

• iPad Wi-Fi (3rd generation)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_wifi_3rd_generation__12a4265u.zip

• iPad Wi-Fi + Cellular (model for ATT)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_wifi__cellular_model_for_att__12a4265u.zip

• iPad Wi-Fi + Cellular (model for Verizon)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_wifi__cellular_model_for_verizon__12a4265u.zip

• iPad 2 Wi-Fi (Rev A)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_2_wifi_rev_a__12a4265u.zip

• iPad 2 Wi-Fi

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_2_wifi__12a4265u.zip

• iPad 2 Wi-Fi + 3G (GSM)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_2_wifi__3g_gsm__12a4265u.zip

• iPad 2 Wi-Fi + 3G (CDMA)

http://adcdownload.apple.com//wwdc_2014/ios_8_beta_wg4j9a/ios_8_beta__ipad_2_wifi__3g_cdma__12a4265u.zip