Hello, could you please provide a bit more details.
What are you trying to do? Are you trying to install UT on Redmi note 9 pro?
On what host mashine are you trying to install it , is it windows or Linux?
Which android 10 ROM are you using?
Which UT channel did you use?
What tutorial did you use?
Which version of miatoll do you have, joyeuse, curtana,gram,Excalibur?