iPhone OS 3.1 Software Update

This update contains bug fixes and improvements, including the following:

• Genius recommendations for Applications

• iTunes 9 support

  - Genius Mixes

  - Organize your apps directly in iTunes

  - Improved syncing options for music, movies, TV

          shows, podcasts and photos

  - iTunes U content organization

• Redeem iTunes Gift cards, codes and certificates in the

      App Store

• Display available iTunes account credits in the App Store

      and iTunes Store

• Browse and download ringtones wirelessly from the

      iTunes Store*

• Save video from Mail and MMS into Camera Roll

• Option to "Save as new clip" when trimming a video on

      iPhone 3GS

• Better iPhone 3G Wi-Fi performance when Bluetooth is

      turned on

• Remotely lock iPhone with a passcode via MobileMe

• Use Voice Control on iPhone 3GS with Bluetooth

      headsets

• Paste phone numbers into the Keypad

• Option to use Home button to turn on Accessibility

      features on iPhone 3GS

• Warn when visiting fraudulent websites in Safari (anti-

      phishing)

• Improved Exchange calendar syncing and invitation

      handling

• Fixes issue that caused some app icons to display

      incorrectly

Products compatible with this software update:

• iPhone

• iPhone 3G

• iPhone 3GS

* Not available in all regions.

For feature descriptions and complete instructions, see the user guide for your iPhone at:

http://www.apple.com/support/manuals/iphone

For more information about iPhone, go to:

http://www.apple.com/iphone

To troubleshoot your iPhone, or to view additional support information go to:

http://www.apple.com/support/iphone

For information on the security content of this update, please visit this website:   

http://support.apple.com/kb/HT1222