Use RedSn0w 0.9.12b1 to Jailbreak iOS 5.1.1 Untethered on A4 Devices

A day before iPhone Dev-Team was released a few updates for iOS 5.1.1 gadgets, and here I will show you how to jailbreak A4 devices using untethered jailbreak iOS 5.1.1 RedSn0w 0.9.12b1.

Updated tool RedSn0w 0.9.12b1 was developed specially to jailbreak iOS 5.1.1 untethered. After Absinthe big release I think that almost all 5.1.1 users jailbroke their devices but RedSn0w 0.9.12b1 untethered was released for those who expected for such tool to use it in iPhone restoring to a custom firmware. It’s needed for future iPhone unlock but only for A4 devices. However RedSn0w 0.9.12b1 uses Absinthe exploits and bring minor bug fixes and updates.

Also many users rely on RedSn0w 0.9.12b1 untethered iOS 5.1.1 jailbreak because it is old school tool with respectable past. Every one who jailbroke its gadget knew this tool and its features.

redsn0w 0.9.12b1 untethered 5.1.1 jailbreak

As I said before this is a tutorial guide on how to untethered jailbreak 5.1.1 with RedSn0w 0.9.12b1 on A4 devices. Let’s see which devices are supported for this how-to guide:

  • iPhone 4
  • iPhone 3GS
  • iPad 1
  • iPod touch 3G
  • iPod touch 4G
  • Apple TV 2G

So if you found your device let’s start.

How to Use RedSn0w 0.9.12b1 iOS 5.1.1 Untethered

Note: This guide is for those who doesn’t jailbreak its device, so if you jailbroke your iPad, iPhone, iPod Touch with Absinthe – stay away.

Step 1. As you guess first you must download RedSn0w tool on your computer (Mac/PC) to begin jailbreaking process:

RedSn0w 0.9.12b1 download 5.1.1 untethered

Step 2. Connect your A4 gadget to the computer, launch RedSn0w 0.9.12b1.

Note: If you are Windows user unzip file and open RedSn0w tool as Administrator.

Step 3. Click Jailbreak and install Cydia and enter DFU mode. RedSn0w will show you instructions on how to do that but if you need help in this then follow this link to enter DFU mode.

Step 4. When you see at the bottom of RedSn0w Window Connected: iOS device (DFU mode) you can click Jailbreak and install Cydia.

Warning: As I said this tutorial guide was for A4 devices and for those who were looking for to unlock iPhone so read next instructions:

  1. Click Extras
  2. Click Custom IPSW
  3. Now in the open Window choose your iOS 5.1.1 IPSW (if needed download iOS 5.1.1 from direct links) and RedSn0w 0.9.12b1 build a custom firmware.
  4. After completing click Pwned DFU in Extras and restore your iPhone to just created custom firmware (file N0_BB…) using iTunes. To restore it just hold Shift on Win and Option on Mac and press Restore.

untethered jailbreak iOS 5.1.1 redsn0w 0.9.12b1

Step 5. After you did all these action you can you can click Jailbreak and install Cydia and wait till RedSn0w 0.9.12b1 will show you options before jailbreak. So just pick Install Cydia and click Next to untethered jailbreak 5.1.1 with RedSn0w 0.9.12b1.

Note: If you use SAM unlock and have your saved activation ticket also pick Add the ticket and RedSn0w restore it for you.

Step 6. The jailbreaking process have just begun and wait till it finishes. Don’t interrupt the process. Just sit back and relax.

Step 7. In the end of the process RedSn0w will reboot your gadget automatically and you will see Cydia on your Home screen.

Update: Now you can use Ultrasn0w 1.2.7 to unlock iPhone 4/3GS quicly and easy.

That’s it. Now you have just used RedSn0w 0.9.12b1 untethered iOS 5.1.1 jailbreak. Now you can unlock your iPhone with preserved baseband. Also you can use this link to choose your iOS 5.1.1 compatible Cydia app or tweak.

I think it wasn’t difficult for you and the process was successful. But if there are some questions then use comment section below to put them.