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iOS 4.2 Software Update

This update contains improvements, including the following:


• AirPrint 

  - Print mail, photos, web pages, and more directly to 

     AirPrint compatible printers on a local wireless network

• AirPlay 

  - Wirelessly stream videos, music, and photos to 

     Apple TV

  - Wirelessly stream music to AirPlay compatible speakers 

     and receivers, including AirPort Express

• FaceTime improvements

  - Initiate calls with Voice Control

  - Initiate calls from an SMS conversation

  - Support for Bluetooth accessories

• Find text on the web page in Safari

• New fonts setting available for Notes

• New SMS/MMS text tones and the ability to set custom 

   tones per contact

• Additional restrictions (parental controls) available:

  - Account settings

  - App deletion

  - Game Center friends

  - Location settings

• Ability to import .ics files into Calendar

• Bug fixes, including:

  - Eliminates sound artifacts occasionally captured in 

     recorded audio with 4th generation iPod touch

  - Improves audio playback to car stereos via USB


Products compatible with this software update:

• iPhone 4

• iPhone 3GS

• iPhone 3G

• iPod touch 2nd generation or later


Not all improvements apply to all models. For more information, go to:


For feature descriptions and complete instructions, see the user guides for iPhone and iPod touch at:


For more information about iPhone and iPod touch, go to:


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


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


This update is available via iTunes.


Note: iOS 4.2.1 is the version number displayed in the iOS user interface and iTunes.




System Requirements Supported Languages