Even with the correct iTunes version, p0sixspwn often requires specific environmental settings on modern Windows versions:
Using a dedicated Windows 7 machine (or a Windows 7 virtual machine) is the most reliable method for legacy jailbreaking. p0sixspwn requires itunes 105 or above 2021
(e.g., crashing at 50%).
This error happens even if you have the latest version of iTunes installed on your computer. Even with the correct iTunes version, p0sixspwn often