Download iTunes 9.2.1 For Windows, Mac OSX
iTunes 9.2 added support for the latestiOS 4 and the buggy iPhone 4, along with new features such as reading PDFs using iBooks on iPad. Apple has just released iTunes 9.2.1, which brings several bug fixes including stability and performance issues as well as new features and enhancements.
Some of the enhancements include syncing music, movies, books, etc with iPhone 4, organizing and syncing PDF docs as books, organizing apps on iOS 4 home screen into folders using iTunes, and so on. iTunes 9.2.1 is available for download for both 32bit and 64bit versions of Windows as well as Mac OSX.