Why won't my Samsung Galaxy A3 find any networks?

[Adrian Roke]

my samsung galaxy a3 wont find any networks

my galaxy was locked by manufacturer but android central sent a program which I downloaded now I can get as far as finding networks but cant log on to any

 

[B. Diddy]

Re: my samsung galaxy a3 wont find any networks

Welcome to Android Central! Are you talking about cellular networks or wi-fi networks? Do you have a data plan with your carrier? What do you mean when you say Android Central sent you a program? We don't provide apps to users, although our writers or community members may suggest apps to try.