I have a Samsung Galaxy S4 and after the update my sim card doesn't connect .what should I do?

[AC Question]

i have an samsung galaxy s4 and after the update my sim card doesnt connect ..what should i do?

after the update my sim card doesnt connect
even if i use a new sim card still dont work

 

[dirisux]

Re: i have an samsung galaxy s4 and after the update my sim card doesnt connect ..what should i do?

after the update my sim card doesnt connect
even if i use a new sim card still dont work

whats error do you get?

 

[B. Diddy]

Re: i have an samsung galaxy s4 and after the update my sim card doesnt connect ..what should i do?

Welcome to Android Central! The first thing to do is contact your carrier and ask them what the problem is.