Skip navigation

Clamshell mode does not appear to work with Mountain Lion installed

1156 Views 4 Replies Latest reply: Nov 14, 2012 7:24 AM by John Galt RSS
tomerie Calculating status...
Currently Being Moderated
Jul 30, 2012 10:33 AM

Installed Mountain Lion on an 11" MacBook Air last Friday night.  Now the MBA does not work in clamshell mode at work with an external monitor.  It does not appear to wake or connect to the monitor.

MacBook Air (11-INCH, MID 2011), OS X Mountain Lion


More Like This

  • Retrieving data ...

Bookmarked By (0)


  • This solved my question - 10 points
  • This helped me - 5 points
This site contains user submitted content, comments and opinions and is for informational purposes only. Apple disclaims any and all liability for the acts, omissions and conduct of any third parties in connection with or related to your use of the site. All postings and use of the content on this site are subject to the Apple Support Communities Terms of Use.