Samsung SM-G920OI Manual

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Connecting the charger improperly may cause serious damage to the device. Any 
damage caused by misuse is not covered by the warranty.
•	The device can be used while it is charging, but it may take longer to fully charge 
the battery.
•	If the device receives an unstable power supply while charging, the touchscreen 
may not function. If this happens, unplug the charger from the device.
•	While charging, the device and the charger may heat up. This is normal and should 
not affect the device’s lifespan or performance. If the battery gets hotter than usual, 
the charger may stop charging.
•	If the device is not charging properly, take the device and the charger to a 
Samsung Service Centre.
After fully charging, disconnect the device from the charger. First unplug the charger from the 
device, and then unplug it from the electric socket.
To save energy, unplug the charger when not in use. The charger does not have a 
power switch, so you must unplug the charger from the electric socket when not in 
use to avoid wasting power. The charger should remain close to the electric socket 
and easily accessible while charging.
Reducing the battery consumption
Your device provides various options that help you conserve battery power.
•	Optimise the device using the Smart manager.
•	When you are not using the device, switch to sleep mode by pressing the Power key.
•	Activate power saving mode.
•	Close unnecessary apps.
•	Deactivate the Bluetooth feature when not in use.
•	Deactivate the  Wi-Fi feature when not in use.
•	Deactivate auto-syncing of apps.
•	Decrease the backlight time.
•	Decrease the screen brightness.   
						

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Fast charging
The device has a built-in fast charging feature. You can use this feature to charge the battery 
more quickly while the device or its screen is turned off.
About Fast charging
•	Fast charging uses battery charging technology that charges the battery faster by 
increasing the charging power. The device supports Samsung’s Adaptive fast charging 
feature and Qualcomm Quick Charge 2.0.
•	To use Fast charging on your device, connect it to a battery charger that supports 
Adaptive fast charging or Quick Charge 2.0.
Increasing the charging speed
To increase the charging speed, turn the device or its screen off when you charge the battery.
•	While charging the battery when the device is turned off, the  icon appears on the 
screen.
•	You cannot use the fast charging feature when the screen is turned on. Turn off the 
screen to increase the charging speed.
•	You can check the remaining charge time on the screen. The actual remaining time 
may vary depending on the charging conditions.
•	You cannot use the built-in fast charging feature when you charge the battery 
using a standard battery charger.
•	If the device heats up or the ambient air temperature rises, the charging speed may 
decrease automatically. This is a normal operating condition to prevent damage to 
the device.   
						

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Wireless charging
The device has a built-in wireless charging coil. You can charge the battery using a wireless 
charger (sold separately).
1 Place the centre of the device’s back on the centre of the wireless charger.
You can check the remaining charge time on the screen. The actual remaining time may 
vary depending on the charging conditions.
2 After fully charging, disconnect the device from the wireless charger.
•	You can check the battery’s charging status from the battery icon on the screen.
•	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.   
						

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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.
Turning the device on and off
Press and hold the Power key for a few seconds to turn on the device.
When you turn on your device for the first time or after performing a data reset, follow the on-
screen instructions to set up your device.
To turn off the device, press and hold the Power key, and then tap 
Power off.
•	If your device is frozen and unresponsive, press and hold the Power key and the 
Volume key down simultaneously for more than 7 seconds to restart it.
•	Follow all posted warnings and directions from authorised personnel in areas 
where the use of wireless devices is restricted, such as aeroplanes and hospitals.   
						

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Touchscreen
•	Do not allow the touchscreen to come into contact with other electrical devices. 
Electrostatic discharges can cause the touchscreen to malfunction.
•	To avoid damaging the touchscreen, do not tap it with anything sharp or apply 
excessive pressure to it with your fingertips.
•	The device may not recognise touch inputs close to the edges of the screen, which 
are outside of the touch input area.
•	Leaving the touchscreen idle for extended periods may result in afterimages 
(screen burn-in) or ghosting. Turn off the touchscreen when you do not use the 
device.
•	It is recommended to use fingers when you use the touchscreen.
Tapping
To open an app, to select a menu item, to press an on-screen button, or to enter a character 
using the keyboard on the screen, tap it with your finger.   
						

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Tapping and holding
Tap and hold an item or the screen for more than 2 seconds to access available options.
Dragging
To move an item, tap and hold it and drag it to the target position.
Double-tapping
Double-tap on a webpage or image to zoom in. Double-tap again to return.   
						

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Swiping
Swipe to the left or right on the Home screen or the Apps screen to view other panels. Swipe 
upwards or downwards to scroll through a webpage or a list of items, such as contacts.
Spreading and pinching
Spread two fingers apart on a webpage, map, or image to zoom in a part. Pinch to zoom out.  
						

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Home screen
Home screen
The Home screen is the starting point for accessing all of the device’s features. It displays 
widgets, shortcuts to apps, and more.
To view other panels, swipe to the left or right, or tap one of the screen indicators at the 
bottom of the screen.
A widgetAn app A folder
Screen indicators
Favourite apps
Apps screen icon  
						

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Home screen options
On the Home screen, tap and hold an empty area, or pinch your fingers together to access 
the available options. Customise the Home screen by adding, deleting, or rearranging Home 
screen panels. You can also set the Home screen wallpaper, add widgets to the Home screen, 
and more.
•	Wallpapers: Change the wallpaper settings for the Home screen and the locked screen.
•	Widgets: Add widgets to the Home screen. Widgets are small apps that launch specific 
app functions to provide information and convenient access on your Home screen.
•	Themes: Change the device’s theme. Visual elements of interface, such as colours, icons, 
and wallpapers, will change depending on the selected theme.
•	Screen grid: Change the size of the grid to display more or less items on the Home 
screen.  
						

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Flipboard Briefing
View the latest articles in various categories. You can get up to date on news that interests 
you using this feature.
On the Home screen, tap 
 or swipe to the right to open Flipboard Briefing. Swipe upwards 
or downwards to browse articles in each news category.
To deactivate Flipboard Briefing, tap and hold an empty area on the Home screen. Then, 
swipe to the right and deselect the tick box at the top of the Flipboard Briefing panel.
Adding items
Tap and hold an app or a folder from the Apps screen, and then drag it to the Home screen.
To add widgets, tap and hold an empty area on the Home screen, tap 
Widgets, tap and hold a 
widget, and then drag it to the Home screen.
Moving and removing an item
Tap and hold an item on the Home screen, and then drag it to a new location.
To move the item to another panel, drag it to the side of the screen.
You can also move frequently used apps to the shortcuts area at the bottom of the Home 
screen.
To remove an item, tap and hold the item. Then, drag it to 
Remove at the top of the screen.