Hello! This is a great question.
Cleaning your foldable phone is simple and not that different from cleaning any other Galaxy phone. However, you will want to be careful about cleaning the phone's hinge. If it becomes dusty or dirty, make sure you clean it gently with a soft, dry cloth to avoid damaging your phone.
Please check out the following article on cleaning tips: https://www.samsung.com/us/support/answer/ANS00086342/
For an extra level of sanitation in this time, we have recently started selling the UV light case, Kills up to 99% of bacteria within 10 minutes!! And it charges your unit at the same time! : https://www.samsung.com/us/mobile/mobile-accessories/phones/uv-sanitizer-gp-tou020sacwu/
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