i've installed glass screen protector bought here: https://www.aliexpress.com/item/RDCY-6D-Full-Cover-Screen-Protector-Tempered-Glass-Film-For-Xiaomi-Mi8-Mi-8-SE-Full/32881714447.html
It covers entire front panel but black frames around the scree...
I was talking about protectors made for mix 2 being sold as compatible fir mix 2s and they just aren't. I should know sice I exauasted all the mix 2s variants being sold in my country and for the sake of experimenting i bought 2 models for the mix...
Sorry to hear that. I have not much experience whit it. Maybe someone will help you.
I was going to post to ask help for the same issues with my friend. I'm following this thread for a better idea.