Have you installed custom Recovery like TWRP on your Mi Mix but you want to revert it back to its original recovery? Here it is the original Mi Recovery app for Mi Mix. The file is an image file (.img) that requires to be flashed through ADB Fastboot interface from a computer. Please keep in mind that the one download-able from this page is the official Mi Recovery for Mi Mix (Lithium) only which will be incompatible for any other MIUI devices.
Basically this recovery app comes built-in with the phone but some users might have installed TWRP overriding the official one. This file is provided solely for backup purpose just in case those users want to reinstall Mi stock recovery on their phones. The file is hosted in our server downloadable from a direct link that supports parallel connection. Hence, you may want to take advantage software like IDM or DAP. The file is also small in size so the process should take just few seconds to complete.