Hi Val,
We're thrilled to assist with your Samsung refrigerator model.
I have shared a Samsung video below via Youtube. Please visit the video and you can start in 01:26 through 02:14. This time in the video will provide steps on cleaning the glass panel.
How to properly deep clean the inside of your Samsung refrigerator:
https://www.youtube.com/watch?v=Zd0-HIDDrM0
Should you need more assistance, please feel free to get back to us via the following options:
1. Facebook Messenger: http://m.me/samsungsupport
2. Twitter: https://twitter.com/messages/compose?recipient_id=18768513
3. Samsung Community: https://us.community.samsung.com/t5/Samsung-Community/ct-p/us
When you message us, please provide us with this reference number 1148420841 to help our team pull up your information.
Leo