Thank you for bringing this to our attention. We appreciate you letting us know your inquiry if this Samsung refrigerator has an auto-defrost feature. We understand that this may be essential for you. We're here to help.
As per checking, this refrigerator is frost-free, which means there is no need to defrost your appliance manually. It will be carried out automatically.
For reference, attached is a link to the user manual that you can check to know more about the product.
For other concerns, do not hesitate to reach out via our Support Channels below:
1. Facebook Messenger: http://m.me/samsungsupport
2. Twitter: https://twitter.com/messages/compose?recipient_id=18768513
3. Samsung Community: https://us.commuity.samsung.com/t5/Samsung-Community/ct-p/us
Thank you, and stay safe!
Your Reference Ticket Number: 1144289410