I've a Samsung galaxy s4 and when I put mobile data on nothing shows up at all not

[kievat]

Joined last month my mobile data worked fine then this month my Samsung had to be set back so they reset it as part of repair and then I topped up again yesterday once I got it back but when I put mobile data on its not working at all not even the worse signal nothing please help 😞

[dalyer]

You probably need to configure the internet/APN settings again.

See here:

http://community.48months.ie/t5/Need-Help/internet-on-my-phone/m-p/31369#M10212

Hope this helps.