Read help info
You can see how much mobile data you've used when you use the browser or send and receive email messages etc.
1. Find "Mobile data"
Press Network & internet.
Press Mobile data.
2. View data usage
The total data usage is displayed.
The data usage for each application is displayed next to the name of the application.
See how to turn mobile data on or off.
3. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.