How to Activate a McAfee Subscription
McAfee antivirus software protects your computer from malicious software. After you install it, though, you must activate your subscription to get it fully working. This confirms your purchase to the company, using a unique key to register the product and demonstrate you got it legally. Once you activate it, you may download automatic updates to keep the virus definitions up to date and able to protect you from the latest cyber-threats. You will need your activation key to do so.
Locate your activation key. It will be printed on the CD case or USB drive.
Click the "Activate" button.
Enter your product key.