Kindly update me once after trying the below steps:
Step 1: Uninstall your McAfee consumer products through the Windows Control Panel &
Step 2: Use the below link to remove all the traces of the old McAfee product & then reboot your PC when requested:
Step 3: Download and run the McAfee Pre-Install Tool for a Trouble free installation using the below link.
Step 4: Try the installation using the below link: