SamMobile 网站放出了 Galaxy S III Android 4.2.2 的 Test firmware (I9300XXUFME3)。
这个 Firmware 是从 Samsung 内部流出，是其中一个测试版本，并不是最终版本。消息指 Samsung 会在六月正式发布 Galaxy S III Android 4.2.2 更新，所以这个测试版本可能有 Bug，稍后亦可能还有其他改进。
这个 Android 4.2.2 有很多改进，包括多项 S4 功能，锁屏, Adapt Display, 全新 S-Voice等。另外亦有 Android 4.2 的功能, Daydream, Action 通知栏等。
New enhancements in Android 4.2.2 update
– Android 4.2.2 – Build ID: JDQ39
– New S4 Lockscreen: Multiple Widgets, two Unlock effects (Ripple and Light), improved ripple effect than Android 4.1.2, ability to change clock size and set a personal message
– New Screen modes (From S4): Adapt Display and Professional Photo
– Daydream
– Driving mode
– Actionable notifications
– New Additions in Notification Center
– Completely revamped Settings UI (Tabbed interface – Exactly like the S4)
– Addition of Voice controls (Let’s you control various parts of the phone using voice commands – Galaxy S4 feature)
– Gallery modes have white background (When changing gallery modes to 3D the background changes to white)
– Full screen Samsung apps
– New S-Voice (from S4)
– New smart switch widget
各位想试这个 Leaked firmware 可以到 SamMobile 网站下载，内里亦有注意事项和刷 ROM 步骤。
下面还有 Youtube 影片介绍 Galaxy S III Android 4.2.2
http://www.youtube.com/watch?v=8K02KtMA-ik
