3k team Tai G partner released the Untethered Jailbreak for i OS 9.2.1, but the public tool is not available at present.
Luca Todesco (well known Italian hacker) announced that he found the exploit for i OS 9.2.1 and tweeted.
If you’re running Windows, you can follow our step-by-step tutorial.
If you’re on a Mac, you can use our virtual machine tutorial to run Windows on OS X and jailbreak.
Pangu Jailbreak is available for i OS 9.2.1 Windows users.