I have just bought a. I have just bought a 2nd computer.I entered my old Product Key Number by

Question

I have just bought a 2nd computer.I entered my old Product Key Number by mistake & not My upgraded Number for Norton 360 2.0 upgrrade Bought on 14th April.When I enter the correct product Key now this is ignored by Symantec / Norton on my new PC and I am just asked for Renewed subscription all the time. If I enter my A/C no the correct Product Key comes up , I click the enter button & I am just ignored again.Grateful for your HelpRobert Cobb at Email Address <[e-mail]>