Tutorial: How to Make Checkra1n Jailbreak U Disk Using 3uTools

Tutorial: How to Make Checkra1n Jailbreak U Disk Using 3uTools. The CheckRa1n jailbreak tool needs to be installed on the macOS system. After making the jailbreak U disk with the help of 3uTools, you can use CheckRa1n to jailbreak your iPhone on a Windows computer.