To dell McAfee download you need to reach this URL. on www.mcafee.com/activate page it will ask you for a product key.
Where to seek out Mcafee Activation Code?
The Mcafee security package is simple to setup & install at mcafee.com/activate. Simply find a 25-character alpha-numeric code that is written on the backside of the retail card. Here may be a sample Product Key to let you understand: