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•
Remove the cover to view your IMEI number.
•
Open the phone dialer on your device and enter *#06#.
To view your IMEI number in the device
1
From your Home screen, tap .
2
Find and tap Settings > About phone > Status.
3
Scroll to IMEI to view the IMEI number.
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 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 usage.
To view the estimated battery time
1
From your Home screen, 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 mobile 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 to 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 behaviour, 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.
Location-based Wi-Fi
Sets your device to only activate the Wi-Fi® function when it comes within
range of a saved Wi-Fi® network.
Queue background data
Optimises outgoing traffic when the screen is off by sending data at pre-
defined intervals.
To activate a power saving mode
1
From your Home screen, tap .
2
Find and tap Settings > Power management.
3
To activate your preferred mode, drag the relevant slider to the right or mark
the relevant checkbox and then confirm, if necessary.
4
If no slider or checkbox is available, tap the name of the mode that you want to
activate, then confirm, if necessary.
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