Purchase McAfee product: Needless to say but you should have a Macfee product purchased before you can activate and deploy it on your computer for antivirus security.Activate the McAfee product: Once you have purchased a McAfee security product, now you can proceed to activate it. This step is necessary, as it validates your purchase and activates your McAfee subscription.Creat McAfee account: McAfee offers a web portal where you can register and manage your McAfee subscription.McAfee Product Download: after you have registered an account, you can now download McAfee products based on your subscription.