A couple of minutes Geohot has made available its new jailbreak tool for iOS 4.1 devices called Limera1n. This tool, which is aimed at owners of iPhone 3G, iPod Touch 3G, iPad, iPhone 4, iPod Touch and 4G is still in Beta2 RC1. For now there is a bug with the new iPhone 3G Bootrom, but a fix should arrive in a few temps. Here is the guide:
1. Download Limera1n here
2. Connect your iDevice, run Limera1n, click Make it ra1n.
Wait for Device to Enter Recovery Mode
Now hold “Home” + “Power” buttons:
Release the “Power” button:
3. Enter DFU mode by following the instructions on your device
4. Once finished, reboot the machine
Now you can enjoy your jailbroken iDevice
Warning: This delete the unlocking , and update your baseband. If you have managed to preserve your baseband while upgrading to iOS 4.1 using TinyUmbrella, you can use the existing version of Ultrasn0w to unlock your iPhone on iOS 4.1.
Download Limera1n for Windows
Download iOS 4.1 for iPhone 4 and 3GS
Download iOS 4.1 for iPod touch 4G and iPod touch 3G