Samsung's Galaxy M31 smartphone has begun receiving the latest Android 11-based One UI 3.1 update. Rolling out to users in India, the update brings with it improvements to the camera and device performance, and the March 2021 Android security patch. The Galaxy M31 was launched in India back in February 2020, and sports a 64MP quad rear camera setup, a 6,000mAh battery, and currently starts from ₹15,999.