Apple Best Review HD
Prometheus is a program for PC that promises that it will allow us to download any version of iOS between 9 and 10 and be able to install it on our device, being able to download from iOS 9.3.5 to 9.3.3 or from iOS 10.2 to 10.1.1 in this way we can have the jailbreak 100% available always. All the information has not yet been confirmed and I am a pioneer in bringing it to you, since the information has been out for hours. The pages that were seen in the video are the following:
http://www.idownloadblog.com/2016/12/28/prometheus-downgrade-tool-release/
https://www.reddit.com/r/jailbreak/comments/5kttrg/tutorial_simple_step_by_step_guide_to_use_the/ .