![Samsung Galaxy Note10+](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-045ebe2e-140a-4997-af9d-6f9d084a64ea.png?width=150&height=320)
Samsung Galaxy Note10+
Android 9.0
Turn automatic use of mobile data on or off
You can set your phone to use mobile data automatically when the connection to the Wi-Fi network is weak. To turn automatic use of mobile data on or off, you need to turn on mobile data.
1. 1. Find "Wi-Fi"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-5de70e87-705b-41f5-859f-80af766b6408.png?width=218&height=460)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-efcb4e3e-feab-4557-8e56-c1b9becd84e6.png?width=218&height=460)
Press Connections.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-f0c332e4-8c3f-4e66-a86e-aef56bf1582f.png?width=218&height=460)
Press Wi-Fi.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-d92d65be-b5e4-473b-8ace-5a05032f1808.png?width=218&height=460)
2. 2. Turn on Wi-Fi
Press the indicator to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-dae98958-27db-43b0-b524-29eaec941ae0.png?width=218&height=460)
3. 3. Turn automatic use of mobile data on or off
Press the menu icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-8b15e782-8727-444d-b9cc-7a3042364a0d.png?width=218&height=460)
Press Advanced.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-deb2b2e7-ddf9-4e2a-8aaa-049a77b975dd.png?width=218&height=460)
Press the indicator next to "Switch to mobile data" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-76eb1129-b3be-4b58-a617-18ffa9967388.png?width=218&height=460)
4. 4. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-76eb1129-b3be-4b58-a617-18ffa9967388.png?width=218&height=460)