Android 4.2.2

T-Mobile US is updating Samsung Electronics' new Galaxy S4 flagship smartphone to run Google's Android 4.2.2, a.k.a. Jelly Bean. T-Mobile will begin rolling out the over-the-air push update today--users can also upgrade their device manually through the desktop via the Samsung Kies content sync and software application.

Google is pushing its Android 4.2.2 Jelly Bean software update to Nexus-branded devices including Samsung Electronics' Galaxy Nexus and Nexus 10.