First:You need has MTK-BOX Software Box
Like MTK-BOX\Super Doctor\IQ-Doctor\Dragon\Avator Box(need change firmware to super doctor)
Connect it to computer;
if you have MRT Software You can Download in here
forum.gsmhosting.com/vbb/f492/mrt-version-100002-release-2016-3-4-all-mtk-box-product-2060902/
after Download Unpack it,you will get the MRT.exe
Run it
After run Software will be Get the Box Info;if Box not Get,software will be auto close