Apple has on schedule released iOS 4.1 for the iPhone 3GS, iPhone 4 and second and third generation iPod touch. The update carries the build number 8B117 which is the same build delivered to developers last week.
Apple has a page detailing all the major changes in iOS 4.1 which includes a proximity sensor fix, Bluetooth improvements, speed improvements on iPhone 3G, HD video upload to YouTube via Wi-Fi, TV show rentals and the inclusion of Game Center. Apple has also added a high dynamic range photo option to the iPhone 4 camera.
Apple also includes the following release notes with iOS 4.1:
- Game Center (Game Center requires iPhone 4, iPhone 3GS, iPod touch 2nd generation or later.)
- Send and receive friend requests
- Invite friends to multi-player games over the Internet
- Play multi-player games by auto-matching with other players
- View Leaderboards and Achievements
- Discover new games from friends - High dynamic range (HDR) photos on iPhone 4
- Support for TV show rentals on iTunes
- Ability to upload HD videos to YouTube and MobileMe over Wi-Fi on iPhone 4
- Additional support for AVRCP-supported accessories, including next & previous track control
- FaceTime calling directly from Favorites
- Bug fixes, including:
- iPhone 4 proximity sensor performance
- iPhone 3G performance
- Nike+iPod fixes
- Bluetooth improvements