Install

Computer came with 60 day free trial Norton Internet Security 2011..

I have 28 days left of free trial.

I Purchased Norton Internet Security 2011 for one computer and for one year service. ( On Disk)

When my free trial is up how do I install my new disk?

Not sure if I have to remove the free version, just install the new disk over the top, put a number somewhere, or what?

Thanks