Device Guides

Samsung Galaxy S21+ 5G

Change device Change device

My mobile phone uses a large amount of mobile data

This troubleshooting guide will take you through a number of possible causes
to help you find a solution to your problem.

Turn off automatic use of mobile data.

Possible cause 1:

Automatic mobile data usage is turned on


Turn off automatic use of mobile data.

Find "Wi-Fi"
Slide two fingers downwards starting from the top the screen.
Tap the settings icon.
Tap Connections.
Tap Wi-Fi.
Turn on Wi-Fi
Tap the indicator to turn on the function.
Turn automatic use of mobile data on or off
Tap the menu icon.
Tap Advanced.
Tap the indicator next to "Switch to mobile data" to turn the function on or off.
Return to the home screen
Tap the Home key to return to the home screen.

Did this solution solve the problem?

Email this guide

Would you like information for your {device-name}?

Would you like

Information for one of these devices?

No thanks