Apple has finally released iOS 4.3 public and final version for iPhone (4 and 3GS), iPad (Generation 1 and 2), iPod Touch (3G and 3GS) and Apple TV. You are required to be running the latest iTunes 10.2.1 version on your Mac or Windows in order to update your device to this version.
iOS 4.3 brings some cool features like Personal Hotspot for iPhone 4 (GSM), Home Sharing, better browsing experience and more. Here is the complete official changelog for iOS 4.3.
iOS 4.3 Software Update
This update contains new features and improvements, including the following:
• Personal Hotspot*
– Share iPhone 4 cellular data connection with up to 5
devices (combination of up to 3 Wi-Fi, 3 Bluetooth,
and 1 USB)
• iTunes Home Sharing
– Play music, movies and TV shows from a shared iTunes
library on a Mac or PC (requires iTunes 10.2)
• New AirPlay features**
– Play videos from the Photos app including the Camera
Roll album, iTunes previews, enabled third-party apps
and websites on Apple TV
– Play slideshows from Photos on Apple TV using
transitions available on Apple TV
• Faster Safari performance with Apple Nitro JavaScript
engine
• HD video out using the Apple Digital AV Adapter***
– View 720p HD videos from Videos app, iPod app,
Photos, YouTube, Safari, Keynote, and enabled
third-party apps on an HDMI display
• Ping features
– Push notifications for comments and follow requests
– Post and Like songs directly from the Now Playing
screen
– Parental controls
• New Settings
– Messages setting for number of times to repeat an
alert
– iPad side switch setting to lock screen rotation or mute
audio notifications and sound effects
• Single tap conference call dialing with a pause to send
a passcode
• Bug fixesProducts compatible with this software update:
• iPhone 4 (GSM model)
• iPhone 3GS
• iPad
• iPod touch (4th generation)
• iPod touch (3rd generation)*Requires iPhone 4 with tethering data plan
**Requires Apple TV (2nd generation) running software
version 4.2 or later
***iPhone 4, iPad, iPod touch (4th generation)
Download iOS 4.3 here [direct download links]
