If you see a menu, press (or Fn + Alt + F2 ) to load the Checkra1n interface. Perform the Jailbreak Connect your iPhone/iPad to the PC.

The only downside? Apple’s Secure Enclave on A11 devices (iPhone 8/8 Plus/X) requires disabling passcode temporarily. On A7 devices like iPhone 5s (iOS 12.5.5), there are no such restrictions.

You need two things:

However, there is no official native Windows application for Checkra1n. To run it on a Windows PC, you must use a containing a specialized Linux environment (like checkn1x ) or a third-party Windows port like iRemovalRa1n . Method 1: Using a Bootable USB (Recommended)

Checkra1n is a jailbreak tool based on the bootrom vulnerability. Unlike software-based jailbreaks (which Apple can patch with an update), checkm8 is permanent hardware flaw in the A5 through A11 chips. This means:

This guide will walk you through the process of setting up and using checkra1n on your Windows machine to unlock your iOS 12.5.5 device. The Reality of Checkra1n on Windows