Sony F5121 - STAMINA and Ultra STAMINA Modes; Device Software Updates

1 Find and tap Settings > Battery.
2 Tap and select Power-saving exceptions. You will see a list of
applications that are not optimised.
3 To add or remove applications from this exemption list, tap APPS and select
or de-select an application from the list to edit its exception settings.
4 The list of applications that are exempt will get updated according to your
settings.
You can also configure Power-saving exceptions from Settings > Apps & notifications >
Advanced > Special app access > Power-saving feature.
STAMINA mode
Depending on the STAMINA level, dierent features will be restricted or disabled in
order to reduce battery consumption. These include rendering performance,
animation and screen brightness, video image enhancement, background app
data syncing, vibration except for incoming calls, streaming and GPS while the
screen is o.
appears in the status bar.
To activate or deactivate STAMINA mode
1 Find and tap Settings > Battery.
2 Tap STAMINA mode and tap the slider to activate or deactivate the function.
When STAMINA mode is activated you can select additional options, for
example, adjust the Auto-start percentage.
You can exempt applications from being restricted by STAMINA mode in the Power-saving
exceptions menu.
Ultra STAMINA mode
Your battery time is extensively prolonged, but available apps are limited and
mobile data and Wi-Fi are disabled. Calling and SMS are still available. Your Home
screen is changed and
appears in the status bar.
If you are sharing a device with multiple users, you may need to log in as the owner, that is,
the primary user, to activate or deactivate Ultra STAMINA mode.
To activate Ultra STAMINA mode
1 Find and tap Settings > Battery.
2 Tap Ultra STAMINA mode and then tap Activate.
3 Tap OK
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.
Deactivating Ultra STAMINA mode will restart your device.
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, 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.
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