in Mailbag Fixing Samsung Galaxy S6 SIM card issues & some network-related problems [Troubleshooting Guide]
in Mailbag, Samsung Galaxy Note 5 showing “not registered on network” error when trying to make a call, other issues
in Mailbag, Samsung Galaxy S7 won’t send SMS at random, keeps losing signal, “not registered on network” error, other issues
in Mailbag Samsung Galaxy S6 shows “Not registered on network” error, reboots during calls, other call related problems
