Recently we reported you about the release of OS X Lion 10.7.3 Beta Build 11D46 and now Apple has also seeded a new version of iTunes numbered 10.5.3 for both Mac and Windows operating system. New version includes the provision of syncing interactive iBooks textbooks to your iPad and a possible addition of new features related to “iBooks 2.0″ app and newly updated iTunes U program.
Detailed official changelog:
What’s new in iTunes 10.5.3
iTunes 10.5.3 allows you to sync interactive iBooks textbooks to your iPad. These multi-touch textbooks are available for purchase from the iTunes Store on your Mac or from the iBookstore included with iBooks 2 on your iPad.
iBooks textbooks are created with “iBooks Author” — now available as a free download on the Mac App Store
For information on the security content of this update, please visit:support.apple.com/kb/HT1222
You can now head over to Apple’s official download page for iTunes 10.5.3 for Windows and Mac operating system. Moreover, you can also use update by opening Software Update app and pressing the update button.