To activate Ultra STAMINA mode
1
Find and tap Settings > Battery.
2
Tap Ultra STAMINA mode and then tap Activate.
3
Tap OK.
Note
You cannot exempt applications from being optimised by Ultra STAMINA mode.
To deactivate Ultra STAMINA mode
1
Drag down the status bar to access the Notification panel.
2
Tap the notification Ultra STAMINA mode active.
3
Tap OK.
Note
Deactivating Ultra STAMINA mode will restart your device.
Battery Care
Use Battery Care to increase the lifespan of your battery. This feature detects your
charging patterns and estimates the start and end time of your regular charging
period. The charging rate is controlled so that your battery reaches 100% just
before you disconnect the charger.
Note
Battery Care will not control the charging rate until it detects a regular charging cycle of at
least 4 hours over a period of several days.
To enable or disable Battery Care
1
Find and tap Settings > Battery > Battery Care.
2
Tap the switch to enable or disable Battery Care.
Hint
Learned patterns of the regular charging cycle are saved by Battery Care. Even if the
function has been disabled, it adopts to the learned patterns after enabling the function
again.
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, (System update icon) appears in the status bar. You
can also check for new updates manually, or schedule an update.
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.
Before updating your device, consider the following:
•
Ensure you have sufficient storage capacity.
•
System and application updates can present the features on your device in another
way than described in this User guide. The Android version might not be affected
after an update.
To check for new software
•
Find and tap Settings > System > Advanced > Software update.
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