Explore an internet browser on your device in which you have installed the McAfee.
Now choose the country and language when asked to do so.
Now enter the following details: Your product activation code located on the McAfee retail card. Your registered Email ID.
Press on Submit. When asked, ensure that your Email Address is entered correctly. In case you typed incorrect email address:
Press on Edit to edit the incorrect email id.
Now edit your email ID. Press on Verify.
The product is now activated successfully.
For more info visit mcafee.com/activate.