iOS 8 Beta 3, labeled build number 12A4318C, was released to Apple developers via OTA mechanism. According to the MacRumors Post, the latest iOS 8 Beta added new functionality and updated some app’s features. Let’s have a look below.
What's New on iOS 8 Beta?
Add new iCloud Drive functionality: A new popup window giving users the option to upgrade to iCloud Drive
Update Find My Friends app: Allow users to move their friends list to an iCloud account if necessary
A new handoff on/off slider in the Settings menu: Allows users to seamlessly transfer tasks between iOS and OS X
An option to millimeter the QuickType keyboard: Let users toggle QuickType on and off
Shared Photo Streams has been renamed to Shared Album in the Photos app
Events and albums from Aperture are now available in the Photos app
Note: iOS 8 Beta builds are intended for developers to test their iOS apps and it should be careful to install on your production device. And there is always a risk to lose data after iOS update. Never forget to backup your device before upgrade and don't forget to seek for help from iPhone Data Recovery to recover lost data in case you didn't make backup or the backup is unavailable/corrupted.