Please find direct download link of firmware version M315FXXU2ATJ9 for the device Samsung Galaxy M31, model SM-M315F below.
Samsung keyboard - Split Keyboard is supported on Landscape mode. - The search function of the "Manage Input Languages" screen in the Keyboard Settings page has been newly updated to make it easy to find keyboard input languages that the user wishes to add or delete. Messages - A feature has been added that allows the user to send SOS location-sharing messages every 30 minutes for 24 hours. Camera - Improved the quality and stability of the camera. The security of your device has been improved.