The Mi A3 should be in line to receive Android 10, with a mid-February release date previously being touted. The company has informed some fans that the OS upgrade may arrive later this week, but we would not guarantee it. On the contrary, Android 10 may be delayed until the end of February, instead.
https://www.notebookcheck.net/Xiaomi-gives-fans-hope-about-Android-10-for-the-Mi-A3.453747.0.html