Want to enjoy latest goodies from your Mi Pad 4? Install developer ROM then. It has newer stuffs and updated weekly compare to normal stable ROM. How to install it? Simple. First of all, download developer ROM in zip format. Put it at internal storage root level. Then go to Settings. Select MIUI version on top. Bring up menu selection. Then select Choose update package. Select the downloaded zip ROM then. Select Erase and update. Yes, everything will be deleted. Do your backup first. Then press it one more time.