Apple officially released iOS 4.2 Operating system for apple gadgets such as iPod, iPhone and iPad. Existing users can upgrade to this new version for Free. iOS 4.2 brings some new and much-sought-after features to the table. First and foremost, it brings the multi-tasking capability to your iPad.You can juggle between downloads and playing smoothly without any lag on performance or drain on battery performance. iOS 4.2 introduces ‘folders’ to iPad. Now users can group similar apps under folders. Until now, there was no way to group the apps and it was cluttering the home screen. Welcome feature. Other features include:Airprint – Allows you to print the documents you are viewing on your iPad, iPhone or iPod touch directly without any need to wire up to a printer. Even the drivers are not required. It’s as easy as it gets. Possible through Bluetooth i believe.AirPlay – Allows your iPhone or apple gadgets to connect to your existing Apple TV or Airplay-enabled speakers and stream live digital music or video on to it directly from your gadget.Find my Phone – helps you locate your missing device and protect its data. Once you set it up, you can find your lost device on a map, display a message on its screen, remotely set a passcode lock, and initiate a remote wipe to delete your data. And if you eventually find your iPhone, iPad, or iPod touch, you can restore everything from your last backup.Game Center Be more social with your gaming. Find friends or use auto-match to play multiplayer games against new opponents. Track achievements and compare high scores.iTunes TV show rentals Rent TV shows commercial free in HD for just 99¢ an episode and start watching them in minutes.Even better Mail See messages from all your accounts in a unified inbox, organize messages by threads, and open attachments in third-party apps.Find text on web pages In Safari, you can do a quick text search to find and highlight specific words and phrases on even the longest web pages.Notes with fonts Customize your notes using different fonts — Marker Felt, Helvetica, and Chalkboard.Reply to calendar invitations Reply to event invitations from friends using calendar services like Yahoo!, Google, and Microsoft Exchange — right from the built-in Calendar app.Keyboard and dictionary enhancements iOS 4.2 includes support for over 50 languages and dialects, with more than 30 new international keyboards and dictionaries for iPad.Accessibility enhancements Control VoiceOver using a wireless keyboard. Output in braille to over 30 supported ?wireless Bluetooth refreshable braille displays in more than 25 languages.Enhanced enterprise support Businesses can take advantage of stronger security features, new device management capabilities, and improved enterprise integration.Messaging with text tones Know who’s texting without looking at your screen. Choose from 17 new alerts and assign custom tones for people in your contact list.