Prepare a MicroSD/TF card with more than 100M free space.
Unzip dhd_tools.zip onto the computer desktop and copy all files in the directory of ”
files needed to be copied to SD card" to the root directory of your SD card.
Don’t unzip MIUI_ROM installation package, copy it into the root directory of your SD card. The final SD card root directory includes the files shown in the picture below.