If you are already sitting on i OS 11.1.2, then you don’t have to do anything at all.
You can confirm the version number of i OS by going to .
Apart from updating, this program can be used in repairing numerous i OS issues, fixing device when stuck in recovery mode and the tool can even repair when you have forgotten passwords.
Follow these easy steps in order to get the new i OS in your jailbroken i Phone.
The majority of jailbreaks doesn't support OTA updates and end up disabling it.
So, if you have a jailbroken i Phone and want to know how to update a jailbroken i Phonejailbreakers just don't have the privilege to update their jailbroken i Phones to i OS 11 via OTA update.
It’s extremely important to know that Apple could stop signing i OS 11.1.2 at any time now, making the upgrade/downgrade process completely impossible.
Therefore make up your mind quickly if you wish to be a part of the i OS 11.1.2 jailbreak, if it ever materializes.
Therefore, "Manual Upgrade" is the only possible answer to the question how to update a jailbroken i Phones to latest i OS version.
The best way to update a jailbroken i Phone is with the help of i My Fone i OS System Recovery.
Restoring jailbroken i Phone with i Tunes is a common way when it comes to updating i OS.