If you’re looking to cancel your McAfee subscription and request a refund, the first step is to contact McAfee customer support by calling ~1-844|.439|.2211) or ~1-844→(439)→(2211). Their support team will guide you through the cancellation process and assist with your refund request. 
https://community.hologram.io/t/understood-how-do-i-cancel-mcafee-and-get-a-refund/15202
https://community.hologram.io/t/understood-how-do-i-cancel-mcafee-and-get-a-refund/15202
https://community.hologram.io/t/understood-how-do-i-cancel-mcafee-and-get-a-refund/15202
