Sony recently released their new Concept For Android For Xperia X which is based on the latest version of Android, version 7.0 Nougat.
Now Sony has released a software update for their Concept For Android For Xperia X and the update also includes the November Android security patch from Google.
The Concept For Android For Xperia X also comes with a number of performance improvement and also some bug fixes.
Included in the update is a new fingerprint driver and also a fix for a bug related to the camera and also one for the FM Radio, the update comes with the build number 38.1.A.0.342 (NBD91K4).
Source : Xperia Blog