![Apple iPhone SE](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-8dbcf4b4-f1e0-4e2e-a894-1ff49954d396.png?width=150&height=320)
Apple iPhone SE
iOS 15.0
1. Find "Mobile Data"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-3912f2e4-5776-4628-97d2-058a176337bd.png?width=192&height=340)
Press Mobile Data.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-4d4397c0-c368-4b6e-a1ff-364e98ec2bfc.png?width=192&height=340)
2. Turn mobile data on or off
Press the indicator next to "Mobile Data" to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-cd545638-d3cb-4ec1-be5d-de9bfbb8afa9.png?width=192&height=340)
3. Turn use of mobile data for applications on or off
Press the indicators next to the required applications to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-d52c7531-7dcb-48a9-ab62-f7e7fbcbfc53.png?width=192&height=340)
4. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-d52c7531-7dcb-48a9-ab62-f7e7fbcbfc53.png?width=192&height=340)