User's Manual

Doze is cancelled when you resume using the device. The mode is also paused
periodically when the device is being updated.
This feature is enabled by default and is recommended for best performance. However, if you
wish to make exceptions for certain applications, see To make specific applications exempt
from optimisation on page 28.
App Standby
App Standby suspends the network activity of unused applications in the
background, thus preserving battery life for the activities that are important to you.
Phone calls and SMS messaging are not affected.
App Standby marks an app as idle if:
•
The app has not been used for more than 2 days.
•
The app has not shown a notification for more than 12 hours.
This feature is enabled by default and is recommended for best performance. However, if you
wish to make exceptions for certain applications, see To make specific applications exempt
from optimisation on page 28.
To make specific applications exempt from optimisation
You can make applications exempt from being optimised by Doze and App Standby.
1
From your Home screen, tap
.
2
Find and tap Settings > Battery usage.
3
Tap the and select Battery optimisation. You will see a list of applications that
are not optimised.
4
To add or remove applications from this list, tap Not optimised > All apps and
select an application from the list to edit its optimisation settings.
5
The list of applications that are not optimised will get updated according to
your settings. These settings are valid for both Doze and App Standby.
You can also configure
Battery optimisation from the Apps menu by tapping .
Battery saver
Battery saver is a powerful feature to improve battery life by reducing battery draining
services, like vibration, location services and most background data. You can turn it
on manually, or set it to turn on automatically when a certain battery level percentage
is reached. Battery saver turns off when your device is charging.
To turn on/off Battery saver
1
From your Home screen, tap
.
2
Find and tap Settings > Battery usage.
3
Tap the
and select Battery saver.
4
Tap the on-off switch to turn it on/off.
appears in the status bar when this
mode is active.
To set it to turn on automatically just tap Turn on automatically and select the
preferred option.
Taking a screenshot
You can capture still images of any screen on your device as a screenshot.
Screenshots you take are automatically saved in Album.
To take a screenshot
1
Press and hold down the power key until a prompt window appears.
2
Tap .
You can also take a screenshot by pressing and holding the power key and volume down key
at the same time. Once the screenshot is captured, you can release the keys.
28
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