3G Problem HELP!

[PlayingKoko]

Hello! After i tried to update my phone from SUS i couldn't use my 3G. It shows me that its available (on the top of the screen). I am still on 4.2.2 because 4.3 is still not available in my country so my update ''failed''. 

[Uliwooly]

Double check the APN settings 

Settings > more > internet settings