Just a day after releasing iOS 8.1.2, Apple has seeded iOS 8.2 beta 2 to registered developers of the iOS developer program. iOS 8.2 adds support for WatchKit, the developer SDK for the Apple Watch, which also went live for developers today. iOS 8.2 beta 2 is compatible with iPhone 4S, iPhone 5, iPhone 5c, iPhone 5s, iPhone 6, iPhone 6 Plus, iPad Air 2, iPad mini 3, iPad
2, iPad (third-generation), iPad (fourth-generation), iPad Air, iPad Air 2, iPad mini, iPad mini 2, iPad mini 3 and iPod touch (fifth-generation). The beta release is available as an Over-the-air (OTA) update on devices running iOS 8.2 beta 1, and is available on the Dev Center as well. Here are the direct download links to the firmware (Note that you need to be a registered iOS developer to download these files):
IPHONE
iPhone 6
iPhone 6 Plus
iPhone 5s (Model A1453, A1533)
iPhone 5s (Model A1457, A1518, A1528, A1530)
iPhone 5c (Model A1456, A1532)
iPhone 5c (Model A1507, A1516, A1526, A1529)
iPhone 5 (Model A1428)
iPhone 5 (Model A1429)
iPhone 4s
iPhone 5s (Model A1453, A1533)
iPhone 5s (Model A1457, A1518, A1528, A1530)
iPhone 5c (Model A1456, A1532)
iPhone 5c (Model A1507, A1516, A1526, A1529)
iPhone 5 (Model A1428)
iPhone 5 (Model A1429)
iPhone 4s
IPOD
IPAD
iPad Wi-Fi + Cellular (model for ATT)
iPad Wi-Fi + Cellular (model for Verizon)
iPad 2 Wi-Fi (Rev A)
iPad 2 Wi-Fi
iPad 2 Wi-Fi + 3G (GSM)
iPad 2 Wi-Fi + 3G (CDMA)
iPad Wi-Fi + Cellular (model for Verizon)
iPad 2 Wi-Fi (Rev A)
iPad 2 Wi-Fi
iPad 2 Wi-Fi + 3G (GSM)
iPad 2 Wi-Fi + 3G (CDMA)
Source [ IPHONEHACK ]
Posted: Mr. Cheang Sovan
Tel: 015419789 / 093354161
Note: I'm not responsibility if your phone went wrong or your phone got any causes during practice this method. Do it in your own risk.