mi note 5 pro baseband unknown solution

Commend open minimal adb 
try this commend 1 by 1 
1 adb shell
2 su
3 setprop sys.usb.config diag,adb

1 adb devices
2 su
3 setprop sys.usb.config rndis,dige,adb
keypad combinations *#*#13491#*#* or *#*#717717#*#*QCN File