Just follow the instructions here to configure your internet/APN settings and you should be good to go?
If that doesn't work then post back with more info about what the problem is.
Hope this helps.
Did that help at all @pa_ul ?
While you're here, check out our "Featured Topics" below. Our Troubleshooting Guide and Knowledgebase contain help and support articles and popular questions to help you as a 48 customer.