Battery and power management
Your device has an embedded battery. You can keep track of your battery
consumption and see which applications are using the most power. You can remove
or restrict apps and activate a number of power saving modes to get more out of
your battery. You can also view an estimate of how much battery time is left and
adjust your battery settings to improve performance and make your battery last
longer.
To manage your battery consumption
1
From your Homescreen, 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 Homescreen, tap .
2
Find and tap
Settings
>
Power management
>
Battery usage
.
To view the estimated battery time
1
From your Homescreen, tap .
2
Find and tap
Settings
>
Power management
.
Power-Saving Modes
There are several power saving modes available for you to use if you want to make
your battery last longer:
STAMINA mode
Disables Wi-Fi® and cellular data when the screen is turned off, and restricts
hardware performance. appears in the status bar when this mode takes effect.
Ultra STAMINA
mode
Limits your device’s functionality for core tasks such as making phone calls and
sending SMS messages.
appears in the status bar once this mode is activated.
Low battery mode
Modifies your device’s behavior, for example, to adjust screen brightness and the
screen timeout setting, when the battery level drops below a certain percentage.
appears in the status bar when this mode takes effect.
Queue background
data
Optimizes outgoing traffic when the screen is off by sending data at pre-defined
intervals.
If you are using a device with multiple users, you may need to log in as the owner, that is, the
primary user, to activate or deactivate a power-saving mode.
To Activate a Power Saving Mode
1
From your Homescreen, tap .
2
Find and tap
Settings
>
Power management
.
3
To activate your preferred mode, select the mode name, and tap the on-off
switch to activate the chosen mode, if necessary. In some cases, tap
Activate
and confirm activation.
STAMINA Mode Feature Overview
STAMINA mode has several features that allow you to optimize your battery
performance:
Extended
standby
Prevents applications from using data traffic by disabling Wi-Fi® and cellular data
when the screen is off. You can exclude some applications and services from being
paused when this feature is active.
STAMINA clock
Keeps network connections paused in situations where you frequently press the
power key to check the time.
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