Sony Xperia 4 User Guide

To download and install a system update from the Notifications panel
1 Drag the status bar downwards to open the Notifications panel.
2 Scroll down and select the desired system update, then tap  Download.
3 When the download is finished, tap  Install and follow the on-screen instructions
to complete the installation.
To download and install an application update from the Notifications panel
1 Drag the status bar downwards to open the Notifications panel.
2 Scroll down and select the desired application...

To activate the my Xperia service
1 From your Home screen, tap 
.
2 Find and tap  Settings > Security  > my Xperia  > Activate .
3 Mark the checkbox, then tap  Accept.
4 If prompted, sign in to your Sony Entertainment Network account, or create a
new one if you don’t have one.
5 Enable locations services on your device if this function is not already enabled.
To verify that the my Xperia service can locate your device, go to myxperia.sonymobile.com
and sign in using either the Google™ account or the Sony...

To manage your battery consumption
1 From your Home screen, tap 
.
2 Find and tap  Settings > Power management  > App power consumption . An
overview appears showing applications that have high data traffic rates or that you have not used for a long time.
3 Review the information, then act as required, for example, to uninstall an
application or restrict its usage.
To view which applications use the most battery power
1 From your Home screen, tap 
.
2 Find and tap  Settings > Power management  > Battery...

To activate STAMINA mode features
1 From your Home screen, tap 
.
2 Find and tap  Settings > Power management  , then tap STAMINA mode .
3 Activate STAMINA mode if it is deactivated.
4 Mark the checkboxes beside the features that you want to activate, then tap
Activate , if prompted.
To select which applications to run in STAMINA mode
1 From your Home screen, tap 
.
2 Find and tap  Settings > Power management  , then tap STAMINA mode .
3 Activate STAMINA mode if it is deactivated.
4 Make sure that the...

To clear the cache memory for all applications
1 From your Home screen, tap 
.
2 Find and tap  Settings > Storage .
3 Tap  Cached data  > OK .
When you clear the cache memory, you don't lose any important information or settings.
To transfer media files to the memory card
1 Make sure you have a memory card inserted in your device.
2 From your Home screen, tap 
.
3 Find and tap  Settings > Storage  > Transfer data to SD card .
4 Mark the file types that you want to transfer to the memory card.
5 Tap...

To prepare to use your device wirelessly with a computer
1 Make sure Media transfer mode is enabled on your device. It is normally
enabled by default.
2 Make sure the Wi-Fi ®
 function is turned on.
3 From your Home screen, tap 
.
4 Find and tap  Settings > Xperia™ Connectivity  > USB Connectivity .
5 Tap  Pair with PC , then tap Next.
6 Follow the on-screen instructions to complete the setup process.
To connect wirelessly to a paired device
1 Make sure Media transfer mode is enabled on your device. It...

To back up your data using a computer
1 Make sure that the Xperia™ Companion software is installed on the PC or
Apple ®
 Mac ®
 computer.
2 Connect your device to the computer using a USB cable.
3 Computer : Open the Xperia™ Companion software. After a few moments, the
computer detects your device.
4 Select  Backup  on the main screen.
5 Follow the on-screen instructions to back up data from your device.
To restore your data using a computer
1 Make sure that the Xperia™ Companion software is installed on...

To restore backed up content
1 If you are restoring content from an SD card, make sure the SD card is properly
inserted in your device.
2 From your Home screen, tap 
.
3 Find and tap  Backup & Restore .
4 Tap  Restore data now , then select a restore source and the data types that you
want to restore.
5 Tap  Continue .
6 After the content is restored, tap  Finish.
Remember that any changes that you make to your data and settings after you create a
backup, including any applications you download, get...

If your device fails to power on or you want to reset your device’s software, you can
use Xperia™ Companion to repair your device. For more information on using
Xperia™ Companion, see 
Computer tools.
Your device may fail to restart if the battery level is low. Connect your device to a charger and try restarting again.
To force your device to restart
1 Press and hold down the power key 
.
2 In the menu that opens, tap  Restart, then tap  OK to confirm. The device
restarts automatically.
To force the...

Recycling your deviceGot an old device lying around the house? Why not recycle it? By doing so, you will
help us reuse its materials and components, and you’ll protect the environment, too! Find out more about the recycling options in your region at
www.sonymobile.com/recycle.
Limitations to services and features Some of the services and features described in this User guide are not supported in
all countries/regions or by all networks and/or service providers in all areas. Without
limitation, this...