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How to Fix problem when User not able to activate McAfee

Sometimes when users trying to activating McAfee Antivirus after download from www.mcafee.com/activate for window 10 errors occurred during the installation process and ultimately user not able to install McAfee Antivirus.

The probable cause of this error

The most important reason behind might be due to windows compatibility version.

As per the technical experts users can troubleshoot & fix compatibility issue with window 10 when activating McAfee; here are some point’s users can try to resolve the errors:

The Solutions:

User need to try first with Update latest version of Windows 10

Note: The root causes of this problem mainly due to incompatibility with McAfee antivirus with windows with latest version of release. So user need to try installing McAfee antivirus in compatibility mode as follows:

  • Step 1: Right-click on the McAfee installer setup files of the program and select “Properties”.
  • Step 2: Select “Compatibility” Tab option.
  • Step 3: Run this program in Compatibility mode
  • Step 4: If Installation done then reboot the system and check McAfee Antivirus security features.


We sure that your compatibility issue will be resolved. Otherwise you can call at our 24x7 McAfee support Number at 1-844-822-7991 then talk to our technicians for resolve all kind of PC related issues quickly. Official support available at website at www.mcafee.com/activate.