Activating McAfee online takes under 10 minutes. Go to mcafee.com/activate, sign into your McAfee account, enter your product key, and download the installer. McAfee activates automatically once installed. This guide covers online activation for Windows, Mac, Android and iPhone.
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Online McAfee Activation — Step by Step
- Visit mcafee.com/activate in your web browser
- Sign in with your McAfee account email and password
- Enter your product key (25 characters, found in your email or on your retail card)
- Click Submit to validate the key
- Choose your operating system (Windows, Mac, Android, iOS)
- Click Download
- Open the installer file that downloads
- Follow the on-screen installation wizard
- McAfee activates automatically when installation completes
Activating McAfee Without a Product Key
If you purchased McAfee directly online (not with a retail card), you do not need to enter a product key. Simply sign in at mcafee.com with the email you used to purchase, go to My Downloads, and download McAfee directly. Your subscription is already linked to your account.
Activate McAfee on Multiple Devices
After activating McAfee on your first device, you can add more devices through your McAfee account without re-entering your product key. Sign in at mcafee.com, click My Devices > Add Device, and follow the prompts to install McAfee on additional computers, phones or tablets.