By activating McAfee Antivirus, you can receive notification about all the new updates or products of McAfee. If you have McAfee antivirus key, then you only need to follow the below-mentioned steps to activate the product:
First, download the McAfee antivirus software on your system via the official website.
You have to follow the complete onscreen instruction to install the software.
Once the installation is complete, you can see the prompt for entering the activation key.
After entering the activation key, McAfee antivirus will be activated, and you can use this for scanning your system.
If you are not able to locate activation key, then you can call MacAfee Antivirus Service Number that stays available 24*7.