TikTok for TV can be found in the Google Play Store on Android TV, but its availability may vary by country or region. If you are unable to find it in the store but still want to use it, you can follow this tutorial.
To install the TikTok TV apk on your MiBox S Android TV device, simply download the APK to a USB disk and utilize the MiBox apk installer app from the Google Play Store. This will enable you to sideload the app onto your Android TV box, such as MiBox or Mi TV.