You're looking for information on checkra1n 0.12.4 beta for Windows!
checkra1n is a popular semi-tethered jailbreak tool for iOS devices, and it seems you're interested in the Windows version of the software. checkra1n 0.12.4 beta windows
The latest beta version, 0.12.4 , seems to have addressed various bugs and stability issues, making it a more solid and reliable option for users. You're looking for information on checkra1n 0