Please help us improve our website

Take our customer survey to evaluate your visit.

It should only take a few minutes to answer five quick questions. Just click the Launch survey button at the end of your visit to begin.

Xperia Z Ultra software updates

Make sure your device is always up to date with the latest software and new features.

Check for the latest updates

Wirelessly update your Android™ software on your Xperia™ smartphone.

Wirelessly from your device

To check for available updates wirelessly:
Go to Settings > About phone > Software updates > System updates.

We recommend using a Wi-Fi® connection to avoid data traffic.

Note: The availability of wireless updates depends on your country and/or operator.

With a cable using a computer

Download and install new software using a computer application and connect the device to your computer using a USB cable.

Latest available software

You may already have the latest software, depending on the date of purchase. Software updates are released at different times depending on operator and/or country. Therefore, we cannot give you an exact date for when a specific update will be available for your device.

Android version: Google Android 4.4 (Kitkat)

Latest available software: 14.4.A.0.108

Release started: 2014-06-27

To find your device’s current software version:
Settings > About phone > Build number / version

Included in this software

This upgrade for your Xperia™ smartphone includes many improvements. Some examples are:

  • Android 4.4.4, including the latest enhancements and security updates from Google
  • Updated and improved camera experience
  • Improvements when using Google voice, Contacts, Music, streaming and Google+
  • The latest versions of our Sony apps for you to enjoy
  • All of our latest bug fixes, optimizations, and improvements

Xperia™ Z Ultra Android version overview

Launch version

Android 4.2 (Jelly Bean)

2013-07

Released version

Android 4.3 (Jelly Bean)

2013-12

Latest version

Android 4.4 (KitKat)

2014-03

Note: The availability of software updates depends on your country and/or operator.

Did you find this information helpful?

Thanks, we appreciate your input!

Yes
No

Need more help?

Please give us feedback