Why are out-going and up-coming calls are not performed and even didn't send and receive messages?

[AC Question]

why is out-going and up-coming calls are not performed and even didn't send and receive messages

my mobile have the problem that no out-going and up-coming calls are not performed and even didn't send and receive the messages. I restore my mobile but still not working. what can i do please guide me...

 

[B. Diddy]

Re: why is out-going and up-coming calls are not performed and even didn't send and receive messages

Welcome to Android Central! Which phone? Does it show any cell signal reception at all? Are you sure it's activated on a cellular network? You might need a new SIM card.