Hướng dẫn tạo usb boot checkra1n Còn file đây link 1 : https://www.mediafire.com/file/yzqtwp24pcoixfi/Justatech_Checkra1n_0.12.3_Windows.zip/file link 2 : https://mega.nz/file/ovpBlYYS#Wokw6y0xB6nLV25bRaVwm_XwxVXzG69VP5Gi7WQ9yAs Đã test ok : 6plus 12.5.1 Halo Ipad gen 6 14.3 passcode