Those users who like to test new Apple's software updates can easily download iOS 9.2.1 beta 2 without UDID, as few days back the company has officially pushed the second beta for the upcoming iOS 9.2.1 release to developers. The minor update is also available to public beta testers who are signed on Apple’s Beta Software Program. As indicated by its minor version number increase, this is likely a small bug fix release.
Carrying 13D14 build number this update was released nearly a month after the public launch of iOS 9.2 back on the 8-th of December and just over 2 weeks since the Cupertino company launched the first beta.
Talking about this launch, iOS 9.2 release was a relatively minor update, carrying with it bunch of fixes and improvements, and it perfected the experience for Apple Music, iBooks, Mail and also for other Apple software.
There are three methods to install the second beta of iOS 9.2.1firmware. If you are running final version of iOS 9.2 or below, you can upgrade to 9.2.1 beta 2 by restoring your iDevice with IPSW file downloaded from Member Center on Apple Developer site.
If your iDevice is already on first beta of iOS 9.2.1, simply navigate to Settings > General > Software Update to grab the update directly using Apple’s OTA (Over-The-Air) update mechanism.
But if you don't have developer account and you are interested in taking this update for a spin then you can download iOS 9.2.1 beta 2 without UDID using direct links below for your compatible iDevice:
iPhone 4[S] - Model A1387, A1431
iPhone 5 (GSM) - Model A1428
iPhone 5 (Global) - Model A1429, A1442
iPhone 5c (GSM) - Model A1456, A1532
iPhone 5c (Global) - Model A1507, A1516, A15261, A1529
iPhone 5s (GSM) - Model A1453, A1533
iPhone 5s (Global) - Model A1457, A15181, A15281, A1530
iPhone 6 Plus - Model A1522, A1524
iPhone 6 - Model A1549, A1586
iPhone 6S - Model A1633, A1688, A1691, A1700
iPhone 6S Plus - Model A1634, A1687, A1690, A1699
iPad 2 (WiFi) - Model A1395
iPad 2 (GSM) - Model A1396
iPad 2 (Mid 2012) - A1395
iPad Mini (WiFi) - Model A1432
iPad Mini (GSM) - Model A1454
iPad Mini (Global) - Model A1455
iPad 3 (WiFi) - Model A1416
iPad 3 (CDMA) - Model A1403
iPad 3 (GSM) - Model A1430
iPad 4 (WiFi) - Model A1458
iPad 4 (GSM) - Model A1459
iPad 4 (Global) - Model A1460
iPad Air (WiFi) - Model A1474
iPad Air (Cellular) - Model A1475
iPad Air (China) - Model A1476
iPad Mini 2 (WiFi) - Model A1489
iPad Mini 2 (Cellular) - Model A1490
iPad Mini 2 (China) - Model A1491
iPad Mini 3 (WiFi) - Model A1599
iPad Mini 3 (Cellular) - Model A1600
iPad Mini 3 (China) - Model A1601
iPad Mini 4 (WiFi) - Model A1538
iPad Mini 4 (Cellular) - Model A1550
iPad Air 2 (WiFi) - Model A1566
iPad Air 2 (Cellular) - Model A1567
iPad Pro (WiFi) - Model A1584
iPad Pro (Cellular) - Model A1652
Considering it is a minor update in title, being only a .1 release, it’s likely that it will be focused on software improvements, and other enhancements to make the user experience better. While there’s no full changelog available as yet for iOS 9.2.1 beta 2, but if a recent support document published by Cupertino-based company is gearing iOS 9.2.1 mainly as a bug fix update for 9.2 firmware.