i cant send a message or i cant make phone calls why

[AC Question]

hi just this morning i went to send a text and make a phone call but i cant send or make a phone call and my internet bars have come up as 4G with a cross next to it i have a google pixel i have searched high an low but haven't been able to find what is wrong i hope you can hep as i cant call telstra

 

[B. Diddy]

Welcome to Android Central! You don't have any other means to call Telstra? Can you bother someone's phone, or find a landline somewhere? Or can you go to a Telstra store?

 

[L0n3N1nja]

Try taking the SIM card out and putting it back in.