No network signal in corner, plus unable to make calls or send text. Says call forwarding active

[AC Question]

My phone was working fine
When I tried to make a call or text, saying failed, data working plenty of bundle left.i can receive calls plus call Vodafone, any ideas plz

 

[B. Diddy]

Welcome to Android Central! Have you asked Vodafone about this? Maybe you need a new SIM card.