How to Jailbreak Apple TV 2G on iOS 4.2.1 Untethered with GreenPois0n RC6 [Guide]

Chronic Dev Team has finally released GreenPois0n RC6 which brings full support for untethered iOS 4.2.1 jailbreak on Apple TV 2G.

Everything else remains the same. If you have already jailbroken your iPhone, iPad or iPod touch with GreenPois0n RC5, there is no need to re-run the jailbreak. But in case you wish to, simply re-run it over your existing GreenPois0n RC5 untethered 4.2.1 jailbreak and you are good to go!

GreenPois0n RC6 for Apple TV 2G Untethered Jailbreak on iOS 4.2.1 – Download Now!

Based on the update by FireCore, this was expected to release next week, but the GreenPois0n RC6 for Apple TV 2G untethered jailbreak has now been made available for download by Chronic Dev team. Owners of the 2nd generation Apple TV on iOS 4.2.1 can now jailbreak their devices, untethered thanks to the GreenPois0n RC6.