This is the Chinese firmware of smartphones on the Android platform. The firmware is completely independent with its own applications, pictures, updates. It is updated weekly. You can download it immediately to your phone from the Internet and save it on a memory card. MIUI Rom Downloader in Russian can be found on the Internet under the name MIUI.su . Not all devices support this firmware, but only from a certain list, which is constantly updated. You can find out more on the Russian website miui.su , completely dedicated to this firmware. The latest version of the app MIUI Rom Downloader download for android.