Device Help OPPO A77 Basic functions
OPPO A77

OPPO A77

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Turn call waiting on or off

Choose dual SIM settings

Choose message tone

Check data usage

Turn mobile data 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 14 possible solutions to your problem. Click Start guide to see the solutions.
Live wallpapers are turned on
Automatic app update is turned on
Automatic screen lock is turned off
Automatic content synchronisation is turned on
The battery is faulty
Bluetooth is turned on
Mobile data is turned on
Notifications are turned on
The screen brightness is set too high

You can adjust the screen brightness to your surroundings.

Step 1 of 4

Adjust screen brightness

Slide your finger downwards starting from the top of the screen.

Step 2 of 4

Adjust screen brightness

Tap Brightness to turn automatic brightness on or off.

Step 3 of 4

Adjust screen brightness

Drag the brightness indicator right or left to select the required brightness level.

Step 4 of 4

Return to the home screen

Tap the Home key to return to the home screen.

Swipe right for the next step

Tap anywhere to dismiss

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Low Power Mode has been turned off
Vibration is turned on
Wi-Fi is turned on
There are too many running applications
GPS is turned on