Install latest globasl stable ROM 8 and then install NON-HLOS.bin from WT86047 package with fastboot.
Here are instructions how to flash non-hlos.bin (modem):
h t t p :// en. miui. com/thread-166002-1-1.html
If you need only HLOS from package, you can find it here:
h t t p :// www. filefactory...