The latest software update for the Samsung Galaxy A50 offers an upgraded security patch level and Knox Guard improvements. However, some users have reported that a reset of the phone's camera settings confers new shooting modes. They are "Super Slow Mo" and "Night Mode".
https://www.notebookcheck.net/The-Samsung-Galaxy-A50-s-latest-update-includes-new-Night-Mode-and-Super-Slow-Motion-camera-settings.426761.0.html