My Samsung phone displays no service
1. Ensure you are in an area with mobile coverage.
2. Pull down from the top of the screen to access the notification bar.
3. Touch the Airplane icon to activate airplane mode.
4. Wait 10 seconds, then touch the Airplane icon again to deactivate airplane mode.
5. Your phone will now search for mobile signal.
6. You may need to reset the network settings, swipe up from the bottom of the screen to access all apps.
7. Touch Settings.
8. Scroll to and touch General management.
9. Scroll to and touch Reset.
10. Scroll to and touch Reset mobile network settings.
11. Touch Reset settings.
12. Touch Reset.
13. Your network settings have now been reset. Touch Home to return to the home screen.
Note: Screens, functions and options shown in this guide are for reference only and may only be applicable to certain models of phone.