Basics
12
Ultra power saving mode
Use this mode to extend the device’s battery power. In ultra power saving mode, the device
performs the following:
•
Restricts the available apps to essential and selected apps only.
•
Deactivates the mobile data connection when the screen turns off.
•
Deactivates the Wi-Fi and Bluetooth features.
On the Home screen, drag the favourite apps panel upwards, tap
Settings
→
Battery
→
Ultra power saving mode
, and then tap the
Ultra power saving mode
switch to activate it.
To deactivate ultra power saving mode, tap
→
Disable Ultra power saving mode
→
Disable
.
The usage time left 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 (microSIM card)
Installing the SIM or USIM card
Insert the SIM or USIM card provided by the mobile telephone service provider.
Use caution not to lose or let others use the SIM or USIM card. Samsung is not
responsible for any damages or inconveniences caused by lost or stolen cards.
Only microSIM cards work with the device.
1
Remove the back cover and battery.