iPhone 4 S iOS 7
enable or disable
- If you do not want to make use of mobile internet and would like to prevent unnecessary data usage costs, you can disable this service.
- Choose Next for step by step instructions.
- Go to the Start screen.
- Choose Settings.
- Data usage has been disabled.
- Return to the Start screen.
- If you would like to enable usage of mobile internet again, rollback the previous actions and (if needed) go to Internet manual configuration to activate this service.