MX-BOX can be mentioned as a better flash box among the all the SL3 Unlocking flash boxes. It is necessarily to have MX-BOX with latest software vertion.
Using SL3 Bruteforcer
Using SL3 Bruteforcer
To unlock in this way you need have SL3 unlocking license and you can get it buy registering your MX-BOX in the MX online server. SL3 Bruteforce is a unlock cord calculator. This calculation is a bit complex. There for you must have a High Performance Computer just like a super PC. This calculation needs power