2.find same cpu as mobile,same version mobile flash file;like i can find mate9 and mate9 pro
this two kind mobile they are hisi cpu 960,and have 9.0.1.179 version flash file
we use mrt hwtool select it,in here we need check the xloader
if xloader size is Different,it maybe will kill the phone
tip:even you downgrade or flash differnet flash file,if xloader size not same,it will kill the phone,
but normal if mobile cpu same,version same,the xloader size will same!!!
in here we just make sure 100%
ok,we aleady sure it!!!
now we flash mate9 mha-al00 to mate9 pro lon-al00
if mobile in fastboot,we need select update.app,
and click fastboot to erecovery
flashing mobile mate9 to mate9 pro
after flash done,we reboot mobile
