Sony Xperia Z, Xperia M started a new firmware update (10.3.1.A.2.67), (15.1.C.1.17)

As announced by Sony Mobile, Xperia Z started today received a new Firmware update (10.3.1.A.2.67). In this update Sony promises improvements to the screen, camera, computer performance.
Sony Xperia M has 15.1.C.1.17 Firmware update on Android 4.1.2, the focus changes to fix errors in the boot sequence, referring to the phenomenon of green when shooting, improved management ram.
Sony Xperia Z, Xperia M started a new firmware update (10.3.1.A.2.67), (15.1.C.1.17)

Sony Xperia Z, Xperia M started a new firmware update (10.3.1.A.2.67), (15.1.C.1.17)
Source: XperiaGuide, XperiaBlog