Download the Checkra1n 0.12.4 ISO and use Rufus to create a bootable drive.
Once the Checkra1n interface appears, connect your iPhone or iPad via a USB-A cable. ngbaze.com checkra1n 0.12.4 windows
If you are on a newer iOS version (like iOS 14.6+), go to "Options" and select Allow untested iOS/iPadOS/tvOS versions . Download the Checkra1n 0
For iPhone 8, 8 Plus, and X, you must skip the A11 BPR check in options, and you cannot use a passcode or Touch ID/Face ID while jailbroken. How to Use Checkra1n 0.12.4 on Windows ngbaze.com checkra1n 0.12.4 windows
Restart your PC and enter the BIOS/Boot menu to boot from the USB drive instead of Windows.