www.mcafee.com/activate - It is a diagnostic tool that checks if your computer is protected from threats with up to date anti-virus software, firewall and other security software. It also checks for threats on any open currently running software. To start using mcafee antivirus, visit www.mcafee.com -activate and enter 25 digit mcafee activation code and activate your mcafee subscription.Mcafee activate code is a 25-character alpha-numeric code written on the back of a retail card. It's used to verify mcafee security. As a sample product key to let you understand: xxxxx-xxxxx-xxxxx-xxxxx-xxxxx What is the McAfee Activate 25 Digit Code? The mcafee activation is a 25 digit code which is required to activate the mcafee product. User can not able to download mcafee enable if you provide a valid McAfee product key. How to Purchase Mcafee Activation Code? Download Mcafee Offline: Visit nearby retailer shop and ask for the product key retail card as per your requi...