Feature A: Set the function to save the value in the custom preset; It is an option for custom manual settings that can be saved and used again.
Feature B: Save format; RAW Expert delivers results in both RAW and JPEG formats at the same time. After taking a photo with Expert RAW, if you take a RAW image in the gallery, it will be saved as PNG and JPEG; it saves two copies for saving one & only DNG copy.
Galaxy S20 Ultra
Galaxy Note 20 Ultra
Galaxy Z Fold 2