As I told you you need to open the mobile. The test points are the two pointed with the arrows. What you do after that you must know....
Not an authenticated account but an account having the authorization to flash with Miflash in EDL mode, that is to say not Mr. Everybody.
"I, by profession I'm doctor, pathologist, you can see it and at my avatar"
can you please link me with that person?
I'm now with the ROM from xiaomi.eu