Do you know your xiaomi phone got a IR blaster ? this means you can use your xiaomi phone as a remote control to control your tv. you need mi remote to app to do this task on your phone and it supports hundreds of devices. you can use mi remote app to control tv, ac, av receiver , dvd player , projector , cable satellite box , camera , mi tv and mi box.
Click on add and select your device type in mi remote. you should point your xiaomi phone to your tv and try a test 1st. after detecting the correct model type you can save the remote setting in to your app. installing the mi remote app and trying it is the best way to know how it works.
you can use the mi remote sharing option to share your remote settings to other mi app users via wifi. this is an excellent option keep your guest happy. now they dont have to search your tv remote everytime when they want to change a channel on your tv.
Follow this wikipedia link to check whether your android phone got a IR blaster