Recently 3G variant of Galaxy Note 3 got a stock firmware update. The update to device has got a build number of N900XXUENG1. This firmware is only available of 3G version which is powered by Exynos 5 octa-core.
This update is based on Android 4.4.2 . The update has been available for many Asian countries including India. Meanwhile the update is live for users in Russia.
Firmware Update Details
Model name: Galaxy Note 3
Version: Android 4.4.4
Build date: 8 July
Product code: SER
Sourced from: ibtimes.co.uk
This update can be installed on any unlocked SM-N900, no matter what the country or region is.