Q: No Network settings in my 4s version 8.1.2.  Cannot access internet over 3g.

Hello Moe,

I understand that you're not able to access the internet over your cellular carrier's data network. Fortunately the article linked below details a number of steps that can help restore your iPhone's ability to connect and utilize said network.

If you can‘t connect to a cellular network or cellular data
https://support.apple.com/en-us/HT201415

All my best.