Get the stock ROM/firmware for the Mi TV 4A Pro 32. Extract it to find the boot.img file.
A Windows PC, a high-quality USB cable, and a USB mouse/remote for navigation. Software: Xiaomi USB Drivers installed on your PC. ADB and Fastboot Tools . Mi Unlock Tool . How to root XIAOMI Mi TV 4A Pro 32
: Install the official SDK Platform Tools or a lightweight package like Minimal ADB and Fastboot. Get the stock ROM/firmware for the Mi TV 4A Pro 32