Surprisingly, Samsung has just managed to release the Android 10 update for the Galaxy A30 one month ahead of schedule, so other handsets might get the new software earlier than expected as well. The Indian Galaxy A30 gets the software version A305FDDU4BTB3 in the shape of a 1.4 GB OTA update package.
https://www.notebookcheck.net/Android-10-now-available-for-Samsung-Galaxy-A30-in-India.453822.0.html