Apple iPhone 16 Plus
iOS 18
View data usage
You can see how much mobile data you've used when you've used the browser or sent and received email messages etc.
1. 1. Find "Mobile Service"
Press Settings.
Press Mobile Service.
2. 2. View data usage
The total data usage is displayed next to Current Period.
The data usage for each application is displayed below the name of the application.
3. 3. Return to the home screen
Slide your finger upwards starting from the bottom of the screen to return to the home screen.