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Basics
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After fully charging, disconnect the device from the wireless charger.
•
When there are foreign materials between the device and the wireless charger, the
device may not charge properly.
•
If you use the wireless charger in areas with weak network signals, you may lose
network reception.
•
Use Samsung-approved wireless chargers. If you use other wireless chargers, the
battery may not charge properly.
Power saving mode
Save the battery power by limiting the device’s functions.
On the Home screen, tap
Apps
→
Settings
→
Battery
→
Power saving mode
, and then tap
the switch to activate it.
To automatically activate power saving mode when the remaining battery power reaches the
preset level, tap
Start power saving
and select an option.
Ultra power saving mode
Use this mode to extend the device’s battery power. In ultra power saving mode, the device
performs the following:
•
Displays colours on the screen as grey tones.
•
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, tap
Apps
→
Settings
→
Battery
→
Ultra power saving mode
, and
then tap the switch to activate it.
To deactivate ultra power saving mode, tap
MORE
→
Disable Ultra power saving mode
.
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.