If you've set your Apple updates to "automatic," you may have already seen the iTunes 9.2.1 update pop up on your screens. If not, now's the time to check for it — not only does it fix some outstanding bugs, but it also helps out new iPhone 4 owners with their syncing abilities. What's new in 9.2.1? Check it out below!

  • Speedy sync support for iPhone 4
  • Fixes some sync problems we saw with 9.2 — like blurry photos and missing music and podcasts
  • Increased stability and performance with iBooks
  • Addresses issues with upgrading your iOS 4 iPhones and iPod Touches that have encrypted backups
  • Fixes issues you may have been seeing when dragging-and-dropping items

But that's not all — see what updates have come to the iBooks app after the break.

The iBooks app has also received an update! You can expect:

  • Double tap to zoom
  • Performance enhancements for PDF viewing
  • Dictionary search within books for English (when no language is specified)
  • Fixes bug that downloaded incomplete books