Personal Hotspot
- Share iPhone 4 cellular data 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 fixes
[Source: HERE]
| device | current version | date found |
| AppleTV(2G) (AppleTV2,1) | 4.2 (8F191m) | 03/09/2011 13:07:02 |
| iPad (iPad1,1) | 4.3 (8F190) | 03/09/2011 13:07:02 |
| iPad2,1 (iPad2,1) | 4.3 (8F191) | 03/09/2011 13:07:02 |
| iPad2,2 (iPad2,2) | 4.3 (8F191) | 03/09/2011 13:07:02 |
| iPad2,3 (iPad2,3) | 4.3 (8F191) | 03/09/2011 13:07:02 |
| iPhone (iPhone1,1) | 3.1.3 (7E18) | 04/08/2010 21:05:48 |
| iPhone3G (iPhone1,2) | 4.2 (8C148) | 11/22/2010 13:08:57 |
| iPhone3GS (iPhone2,1) | 4.3 (8F190) | 03/09/2011 13:07:02 |
| iPhone4 (iPhone3,1) | 4.3 (8F190) | 03/09/2011 13:07:02 |
| iPhone4(vz) (iPhone3,3) | 4.2.6 (8E200) | 01/31/2011 20:30:02 |
| iPodTouch(2G) (iPod2,1) | 4.2 (8C148) | 11/22/2010 13:08:57 |
| iPodTouch(3G) (iPod3,1) | 4.3 (8F190) | 03/09/2011 13:07:02 |
| iPodTouch(4G) (iPod4,1) | 4.3 (8F190) | 03/09/2011 13:07:02 |
| last updated: 03/09/2011 18:47:01 EDT | ||