Apple has just released iOS 4.1 Beta, along with SDK for iPhone 4, iPhone 3GS, iPhone 3G and iPod touches. This is for developers only. Only members enrolled in the iPhone Developer Standard or Enterprise Program can access these bits of by signing into Apple Developer Connection.
More updates as they come.. stay tuned !!!
Download iOS 4.1 Beta and SDK
UPDATE 1: DO NOT update to iOS 4.1 if you rely on an unlock. Doing so will lock your device. You can jailbreak iOS 4.1 Beta on iPhone 3G (which doesn’t rely on carrier unlock, and iPod touch 2G (non-MC model) using Redsn0w 0.9.5b5-5. Follow the guide posted here to jailbreak iOS 4.1 on iPhone 3G, and here to jailbreak iPod touch 2G (non-MC model).
You may also like to check out:
- The iPhone 4 has been Unlocked ! [Video]
- Unlocked iPhone 4 Available in UK, France and Canada
- How to Unlock iOS 4 with Ultrasn0w and Blacksn0w on 05.13.04 Baseband [Guide]
- How to Jailbreak iOS 4.0 on iPhone 3GS, iPhone 3G and iPod touch 2G using Redsn0w, PwnageTool 4.0 (Windows)