Jailbreak iPhone and iPod Touch 3.1.3 Firmware with Redsn0w 0.9.4

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iPhone Dev team released Redsn0w 0.9.4 to jailbreak and unlock latest iPhone 3.1.3 firmware recently released by Apple,which resolves some issues that were experienced in iPhone 3.1.2 firmware.

So you can update your iPhone to the latest iPhone 3.1.3 firmware via iTunes. You can also download 3.1.2 firmware for your device from here. Those who have a jailbroken/unlocked iPhone, which is running on an OS prior to iPhone 3.1.3 can unlock the firnware with Redsn0w 0.9.4.

Redsn0w 0.9.4 will jailbreak and unlock iPhone 3.1.3 firmware on iPhone 3G (only unlocked ones), iPhone 2G, iPod Touch 2G (older models, serial number does NOT start with “MC”) and iPod Touch 1G.

Redsn0w 0.9.4 doesn’t support iPhone 3GS, iPod Touch 3G and new versions of iPod Touch 2G.

Download Redsn0w 0.9.4

For windows : http://iphwn.org/redsn0w-win_0.9.4.zip
For Mac: http://iphwn.org/redsn0w-mac_0.9.4.zip

How to Jailbreak iPhone & ipod touch 3.1.3 Firmware ?

Note: Below steps are only applicable for iPhone 2G, iPhone 3G(No unlock for 3G), iPod Touch 1G and iPod Touch 2G ( non MC) Devices.


  1. Update your iPhone/ipod with the original 3.1.3 firmware via iTunes 9.0.3
  2. Now go to the following location on your computer
    For iphone:
    C:Users{your windows user name}AppDataRoamingApple ComputeriTunesiPhone Software Updates
    For ipod:
    C:Users{your windows user name}AppDataRoamingApple ComputeriTunesiPod Software Updates

    and copy the iPhone OS 3.1.2 IPSW file (iPhone OS firmware) file to your desktop

  3. Start redsn0w 0.9.4 and select iPhone 3.1.2 firmware, because redsn0w 0.9.4 is unable to validate the latest firmware.
  4. After redns0w has validated the firmware,select both “Install Cydia” and “Already pwned” options
  5. Switch off your iPhone or iPod Touch and connect it to your PC and click “Next” buton
  6. redsn0w will start patching firmware, now Start your device in recovery mode by pressing both the power and home button continuously until the help message on redsn0w disappears
  7. Now hold both Power & home button for few seconds,then after few seconds release “Power” button but keep holding “Home” button until installation begins.
  8. Now redsn0w do jailbreaking process and once jailbreaking completed, it will prompt the “Done” message.
    To unlock your iPhone 2G Devices

  • After completion of Jail breaking process,go to Cydia, then search for “BootNeuter” app and install the app.
  • Restart your iPhone and apply settings as shown in below image on BootNeuter
  • That’s it your iphone 2G has been Jailbreaked and unlocked.

Note: Once again we recommend iPhone 3GS users to stay-away from this process until if there is official release from dev team, also iPhone 3G users do not try this if you don’t want to lose the unlock.