Hi
1- download adb usb driver + google usb drivers + install minimal adb
2- put your phone on fastboot mode by turning your phone off and then press volume down with power (you'll see the bunny)
3- connect your phone via usb and open minimal adb and then enter this command fastboot oem edl
4- the bunny will disappear and the screen will go black
5- go to miflash click refresh you'll see your phone then flash the rom you want