Hi tortoise, this model is designed to use automatic dishwasher detergent, such as pods, powder, or liquid detergent. Dish soap or hand-washing liquids should not be used, as they can create excess suds and impact performance.
This guide explains how to use detergent and rinse aid for optimal performance:
https://www.samsung.com/us/support/answer/ANS10002327/
We’re glad to shed some light on this.
Khristine
Samsung Care