How change rom MI8 Pro

[Rederik79]

Hello, currently on my MI8 Pro I version the latest MIUI 10 Global Stable, I would like to go to the developer but every time I try to install it from the menu updates I get the error message "impossible to verify etc ..." why?

 

[Kacper Skrzypek]

Send screenshot with message from updater...

Wysłane z mojego Redmi Note 5 przy użyciu Tapatalka

 

[Rederik79]

This is the message

Inviato dal mio MI 8 Pro utilizzando Tapatalk

 

[Rederik79]

How i can change the version on my pro? Or how i can pass a the eu version?