How to Jailbreak Apple TV 2G on iOS 4.2.1 Untethered with Seas0nPass [Guide]

The FireCore team has released an updated version of Seas0nPass jailbreak tool which can jailbreak Apple TV 2G untethered on iOS 4.2.1. This new version incorporates the latest kernel based exploit from GreenPois0n to untether jailbreak on iOS 4.2.1.

Apple TV 2G

For those of you who don’t know, Seas0nPass is like PwnageTool for Mac, or Sn0wbreeze for Windows, which can can create custom jailbroken .IPSW files for your second-gen Apple TV.

This new version of Seas0nPass is currently available for Mac OS X only. Windows version is said to be coming soon.

Before you proceed with the jailbreak, you will need the following:

  • A Micro-USB cable
  • iTunes 10.1.2
  • iOS 4.2.1 for Apple TV
  • Seas0nPass

All download links are posted at the end of this article.

Step 1: Download and launch Seas0nPass.

Step 2: Now select “Create IPSW” option to build your own custom jailbroken 4.2.1 firmware for Apple TV.

Seas0nPass 4.2.1 Untethered

Step 3: Now wait for Seas0nPass to download all the files required for creating custom firmware.


Step 4: When prompted by Seas0nPass, connect your Apple TV using a micro-USB cable (leave power disconnected), and hold-down both the ‘MENU’ and ‘PLAY/PAUSE’ buttons for 7 seven seconds.


Step 5: iTunes should now open automatically to start the restore process.


Step 6: iTunes will confirm the restore when complete. Once done, your Apple TV will be fully jailbroken, untethered on iOS 4.2.1.

Once complete, remove the USB cable and connect the HDMI cable.

Once you are done with the jailbreak, you can install the following apps on your jailbroken 2nd-gen Apple TV:

Required download links are as follows:

Download iOS 4.2.1 for Apple TV
Download iTunes 10.1.2 for Mac OS X
Download Seas0nPass for Mac OS X

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