Sony Mobile is today rolling out a new firmware update for the Xperia XZ3 and the whole Xperia XZ2 family (XZ2, XZ2 Compact and XZ2 Premium) adding the 1 January 2019 Android security patches. The OTA update size is 151.5MB, and moves the build number from 52.0.A.3.126 to version 52.0.A.3.163. If you’ve downloaded the new update, let us know your impressions in the comments below.
Thanks Joey and Meikel_61!