Make all again but install 8.8.9.
if the phone give an error on setup wizard(not on twrp, on first miui 10 screen opening) go twrp then make all.
them again and install 8.8.23.
probably give an error on 8.8.9 but dont worry.
Which miui 9 version had you got. I had 9.6.11.
if you had 9.6.12 I...