Verizon wireless officially rolled out Android 5.1.1 update for LG G Vista smartphone users in USA. It was launched in verizon on August 2014. The carrier skipped the android 5.0 update and directly updates this smartphone from android kitkat to android 5.1.1 lollipop os. The software update will be available to download for G Vista mobile users via OTA (over-the-air) update. It will update the software version to VS88023A.
This firmware update also has security patch to fix the Stagefright bug in android. You need to wait for until the carrier provides the android lollipop update notification. For manual update checking, go for settings > about phone > software update.
The latest android update brings new features and improvements for LG G Vista mobile. The update has new touch buttons, lock screen notifications, smart lock, interruptions, floating action buttons, screen pinning, search option in settings, advanced wifi options and more features. You can check the detailed enhancements in the official pdf file.