Why won't my Samsung make calls? I'll show you the solution to the problem, including issues when you see "Not registered on network" or "Mobile network unavailable," as well as when it only says "Emergency calls." Valid for Android phones.
Contents:
0:00 Introduction
0:24 Updating your phone
0:53 Airplane mode
1:24 Selecting networks
2:25 Resetting settings
3:10 Removing the SIM card