How To Jailbreak iPhone 4, iPhone 3GS, iPad 1 on iOS 5.1.1 Using RedSn0w (Tethered)

Yesterday, we had an update on the latest iOS 5.1.1 software version. It was recently released by Apple for improvement and bug fixes.

Apple is clearly cracking down the efforts of hackers for iOS exploits ? pushing an update for iOS devices. As we have previously mentioned, the latest software version might offer additional features and fix security threats.

A4 devices (iPhone 4, iPhone 3GS, iPod Touch 4G and iPad 1) can be jailbroken using the latest version of RedSn0w at your own accord. Take note that this is a TETHERED JAILBREAK. If you can take a minor inconvenience to boot with RedSn0w, we have listed a step-by-step guide on how to jailbreak your device.

Before anything else, make sure you updated your A4 device to iOS 5.1 firmware.

• iPhone 4 (GSM)
• iPhone 4 (CDMA)
• iPhone 3GS
• iPad

The latest version of RedSn0w doesn?t recognize the iOS 5.1.1.

Step 1: Download the latest RedSn0w tool for your operating system. [Windows / Mac] and unzip the contents.

Step 2: Connect your device to your computer via USB into DFU mode and run RedSn0w.

Step 3: Go to Extras > Select IPSW > point the iOS 5.1 firmware for your device.

Step 4: After RedSn0w tool automatically identifies the 5.1 firmware, return to the main page of RedSn0w and click ?Jailbreak.?

Step 5: It will identify the device?s build, click ?Next? where you can install ?Cydia.?

Step 6: Cydia will be installed alongside, your device reboots. Upon reboot, place it back into DFU mode.

Step 7: Perform the tethered boot using RedSn0w, return to the ?Extras? page and simply click ?Just Boot.?

Step 8: Your device will reboot and you will see Cydia icon on your Home Screen.

REMINDER: This is a TETHERED iOS 5.1.1 JAILBREAK. Once Redsn0w release iOS 5.1.1 update, simply skip Step 3.

This will only work for iOS 5.1 jailbroken devices. As of this writing, it will not work for A5(X) devices ? iPad 2, iPhone 4S and the new iPad.

[via iDownloadBlog]