Sony is now offering Android 4.4.2 KitKat for all its global models. The latest software update available for Sony Xperia Z1 is labelled 14.3.A.0.681 and comes with several new features. Earlier, Sony had provided these updates for its Xperia Z1 Compact and Xperia Z Ultra models.
Software updates will be released in stages across various operators and countries. You will receive a notification for it in your mobile and you can then download it. You can also check for the availability of updates from your device wirelessly through ‘System updates’ under the ‘Settings’ option. Alternatively, you can connect your Xperia Z1 to a PC using a USB cable and check for the OTA updates through Sony’s PC companion tool.
Also included in the upgrade are features such as updated camera app, improved tuning and better email app among others. It is not yet clear whether the updates include the 4K video recording feature.