Welcome To McAfee 25 digit Product Key mcafee 25 digit product key - Open a Web browser and reach mcafee.com/activate, on this Web page you will redeem the 25 digit McAfee activation code after that you need to login to the McAfee my account. In case you don't have a McAfee my account then you need to register for it. When you redeem your McAfee 25 digit activation code a new login page comes to the screen.On this very page you will see an option to register also. Step wise registration process for McAfee account is given in below section of this blog. System Requirements for mcafee 25 digit product key 1 GHz processor or higher. 512 MB RAM or higher for Windows XP. 1 GB RAM or higher for Vista/Windows 7/Windows 8. Minimum 500 MB free hard drive space. Working Internet connection. Working peripheral devices. Steps to activate mcafee 25 digit product key Browse the site www.mcafee.com/activate into the search pane of your wished browser. Then, hit the Enter button ...