Device Help Samsung Galaxy S7 Basic functions
Samsung Galaxy S7

Samsung Galaxy S7

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Set up your mobile phone for internet

Choose a network

Choose network mode

Turn mobile data on or off

Turn data roaming on or off

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Getting started

Basic functions

Calls and voicemail

Messaging

Apps and media

Connectivity

My mobile phone's battery life is short

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If your mobile phone uses too much power and the battery life is short, there may be several causes of the problem.
We found 11 possible solutions to your problem. Click Start guide to see the solutions.
Start guide
Live wallpapers are turned on
Automatic screen lock is turned off
The battery is faulty
Bluetooth is turned on
Mobile data is turned on
NFC is turned on
The screen brightness is set too high
Vibration is turned on
Wi-Fi is turned on
There are too many running applications
GPS is turned on

Video guides

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Media guides

Clean up and speed up your smartphone Can't make or receive calls on your smartphone? Can't use mobile data on your smartphone? Can't connect to WiFi on your smartphone? Slow mobile internet on your smartphone? Slow WiFi connection on your smartphone? 3 Simple tips to keep your smartphones safe