Please, You can share twrp that works for you to install over the old version I have of twrp, I have the same problem. He can't find memory. I have the same xiaomi 12 pro model
There is a bug in the font, a new font is changed and when it is unlocked in a few mimitos it is changed to the font by default. I have a Xiaomi Mi 12pro, también no han corregido el vpn no existe conexión pptp.