There's lots of post about mirroring or casting macs to Android tv but can I cast/mirror my Xioami Mi Box to my Mac?
See if these work: https://blog.airsquirrels.com/screen-mirroring/how-to-natively-screen-mirror-your-android-device-to-your-mac-or-windows-computer
https://www.mirrormeister.com/support/mac/mirror-mac-on-xiaomi/
See if these work: https://blog.airsquirrels.com/screen-mirroring/how-to-natively-screen-mirror-your-android-device-to-your-mac-or-windows-computer
https://www.mirrormeister.com/support/mac/mirror-mac-on-xiaomi/