Unfortunately neither of us Moderators run the Mac Operating system. Hopefully someone with more knowledge/expertize will pick up this thread and add to the discussion. During the interim , you can try running the Latest McAfee Virtual Technician.
http://mvt.mcafee.com You can also contact Technical Support utilizing the same Link. Via Online Chat/Phone being the most expedient.
All the Very Best,
Moved to Consumer > Mac Products > Discussions for better assistance.