HELP Bought and worked fine now not working. [ Edited ]

[blondegamergirl]

So i bought the Sims 3 Dragon Valley a while back and it worked just fine, however i got a new computer and now the disk does not work. I have the case and product code still, is there anyway to download it to my computer with out the disk?

[rumbutter]

log into your the sims 3 account my store account-purchase history download your world from there then install