Samsung today announced the One UI 3.0 beta program for the Galaxy M31, making it the first M series smartphone to get the company's newest custom Android skin. Those interested in getting a taste of One UI 3.0 can join the beta program from the Samsung Members app. One UI 3.0 is based on Android 11, and the beta build for the Galaxy M31 has version number M315FDDU2ZTLF. One UI 3.0 beta for Galaxy M31 The One UI 3.0 beta program for the Galaxy M31 is currently only open in India, but should expand to other countries soon. Source | Via
Source: https://www.gsmarena.com/samsung_galaxy_m31_android_11_one_ui_3_beta-news-46871.php