Hello, I am Christina Pine. I am contact for guide executive and freelancer. McAfee software activation generally consists of the following steps: Purchase a McAfee product, and you will be emailed a 25-character activation code. Visit the official website and sign up for a new account or connect to an existing one. To download and instal the programme on your device, enter the activation code and follow the instructions on the page. When the installation is finished, the programme will ask you to activate it.