User's Manual

Basics
13
Ultra po
wer saving mode
U
se this mode t
o extend the device’s battery power. In ultra power saving mode, the device
performs the following:
•
Restr
icts the available apps to essential and selected apps only.
•
Deac
tivates the mobile data connection when the screen turns off.
•
Deac
tivates the Wi-Fi and Bluetooth features.
On the Home screen, tap
Apps
→
Settings
→
Bat
tery
→
Ultra po
wer saving mode
, and
then tap the swit
ch to activate it.
To deactivate ultra power saving mode, tap
MORE
→
Turn off Ultr
a power saving mode
.
The usage time lef
t shows the time remaining before the battery power runs
out. Usage time left may vary depending on your device settings and operating
conditions.
SIM or USIM card
Installing the SIM or USIM car
d
Inser
t the SIM or USIM card provided by the mobile telephone service provider.
•
Only microSIM car
ds work with the device.
•
In some ar
eas, data transfer speeds may be slower if two SIM cards are inserted in
the device than when one SIM card is inserted.
•
Some L
TE services may not be available depending on the service provider. For
more information about service availability, contact your service provider.
1
Remo
ve the back cover and battery.