Why does my G3 say offline when I try to use internet on data not wifi?

[AC Question]

My G3 says offline when I try to use internet on data not wifi

I am in car and trying wifi is not an option

 

[B. Diddy]

Welcome to Android Central! What are you trying to do when it tells you you're offline? Is your mobile data turned on? Which carrier do you have, and are you sure your APN settings are correct?