To use checkra1n 0.12.4 on a Windows machine, you must use a . Technical Overview: Checkra1n 0.12.4

Follow the on-screen instructions to enter and start the process. Compatibility Reminder

For Windows users, the dream of an untethered-style jailbreak is no longer a myth – it’s a command line away.

Not recommended due to USB passthrough issues, but possible with VMware or VirtualBox + macOS Catalina. Expect lower stability.