Sony Xperia Z Ultra - Updating your device

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Updating your device

You should update the software on your device to get the latest functionality,

enhancements and bug fixes in order to ensure optimal performance. When a software

update is available, appears in the status bar. You can also check for new updates

manually.
The easiest way to install a software update is to do it wirelessly from your device.

However, some updates are not available for wireless download. You then need to use
the Xperia™ Companion software on a PC or on an Apple

®

Mac

®

computer to update

your device.
For more information about software updates, go to

www.sonymobile.com/update

.

If you are using a device with multiple users, you must log in as the owner, that is, the primary

user, to update the device.

Insufficient remaining storage capacity may prevent updates. Ensure you have sufficient

storage capacity before attempting to update.

To check for new software

1

If you are using a device with multiple users, make sure you are logged in as the

owner.

2

From your Home screen, tap .

3

Find and tap

Settings > About phone > Software update.

If no new software is available, it’s possible that you may not have enough free memory on

your device. If your Xperia™ device has less than 500 MB of free internal memory (device

memory) available, you do not receive any information about new software. The following

notification appears in the Notification panel to warn of the lack of storage space:

Storage space running out. Some system functions may not work.

If you receive this notification, you must free up internal memory (device memory) before you

can get notifications about new software being available.

To download and install a system update

1

If you are using a device with multiple users, make sure you are logged in as the

owner.

2

From your Home screen, tap .

3

Find and tap

Settings > About phone > Software update.

4

If a system update is available, tap

Download to download it to your device.

5

When the download is finished, tap

Install and follow the on-screen instructions to

complete the installation.

To Download and Install a System Update from the Notification Panel

1

If you are using a device with multiple users, be sure you're logged in as the

owner.

2

Drag the status bar downwards to open the Notification panel.

3

Scroll down and select the desired system update, then tap

Download.

4

When the download is finished, open the Notification panel again if it is closed,

then tap

Install and follow the on-screen instructions to complete the installation.

Updating your device using a computer

You can download and install software updates on your device using a computer with an
Internet connection. You need a USB cable and a PC or an Apple

®

Mac

®

computer

running the Xperia™ Companion software.

If you don’t have the Xperia™ Companion software installed on the relevant computer,

connect your device to the computer using a USB cable and follow the on-screen installation

instructions.

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To Update Your Device Using a Computer

1

Make sure you have the Xperia™ Companion software installed on your PC or
Apple

®

Mac

®

computer.

2

Using a USB cable, connect your device to the computer.

3

Open Xperia™ Companion if it is not automatically launched.

4

Computer: If a new software update is detected, a popup window appears.

Follow the on-screen instructions to run the relevant software updates.

When you connect the device to the computer via a USB cable, you are prompted to install the

Xperia™ Companion software, or cancel, unless you previously selected

Do not show again.