http://www.tuttologia.com/forumtutor/ZZ286448E2.jpg
This update is recommended for MacBook Pro (Retina, 13-inch, late 2013) models.
This update addresses an issue where the built-in keyboard and Multi-Touch trackpad may become unresponsive.
http://support.apple.com/kb/DL1704?v...T&locale=it_IT
