Sony recently started pushing out a new firmware update (build 17.1.2.A.0.314) for the LTE variant of its Xperia Z2 (SGP521) in several regions across the globe. This update sticks with Android v4.4.2 OS and is primarily aimed at offering users with a couple of bug-fixes and feature ameliorations like improved touchscreen performance, better call quality, and faster battery recharging in low-power conditions. You can download the FTF file of this update using the direct download links given below.
