The Chronic Dev-Team has released their Absinthe 2.0/Absinthe 2.0.1 untethered 5.1.1 jailbreak tool for Windows, Mac and Linux. iPhone 4S, iPhone 4 and iPhone 3GS users who are waiting for an untethered 5.1.1 jailbreak can use the latest version of Absinthe for an untethered 5.1.1 jailbreak.

Note: Please take a backup of all your data before you start with the untethered 5.1.1 jailbreak using Absinthe. Also make sure that you are running iOS 5.1.1 on your iPhone 4S, iPhone 4 or iPhone 3GS.

iOS 5.1.1 Untethered Jailbreak On iPhone With Absinthe 2.0.1 [Windows]

• Step 1: Download Absinthe 2.0.1 for Windows – absinthe-win-2.0.1.zip
• Step 2: Extract the contents of the absinthe-win-2.0.1.zip file to any folder of your choice.
• Step 3: Double click the absinthe-win-2.0.1.exe file from the folder that was extracted in step 2. This will create a new folder called absinthe-win-2.0.1
• Step 4: From the newly created absinthe-win-2.0.1 folder, launch absinthe.exe (Run with Admin privileges if required).
• Step 5: As prompted by Absinthe 2.0.1, connect your iPhone 4S, iPhone 4 or iPhone 3GS to the computer and click the “Jailbreak” button.
• Step 6: Absinthe 2.0.1 will now jailbreak your iPhone and also shows different stages of the untethered 5.1.1 jailbreak – beginning jailbreak, sending initial jailbreak data, sending final jailbreak data, waiting for reboot, waiting for process to complete and Done!
• Step 7: Your iPhone will be untethered jailbroken on iOS 5.1.1 and Cydia will be installed on the SpringBoard.

iPhone unlockers need to stay away from stock iOS 5.1.1 IPSW installation as it will upgrade your baseband and you might loose the unlock.