How do I use my Samsung A900m phone as a modem on my laptop?

I have downloaded the drivers from Sprint (for the Connection manager and the specific driver for the phone from Samsung, but the phone is not being recognized properly as a modem. I have the basic Data Access pack but I'm still not receiving any connection.How do I use my Samsung A900m phone as a modem on my laptop?I have recently purchased that phone and I was told one needs to subscribe to some sort of internet fee with sprint to access the service