What is the Android OS version on Samsung Galaxy Fold SM-F907N?

Samsung Galaxy Fold SM-F907N comes with Android 10 OS (One UI 2.1) out of the box, According to the WI-FI Alliance Certificate for the SM-F907N.

Date of Last Certification: 2020-04-23
Brand: Samsung Electronics
Product: SM-F907N
Model Number: SM-F907N
Category: Smartphone, multi-mode (Wi-Fi and other)
Hardware Version: REV0.1
Firmware Version: F407N.001
Operating System: Android, version:10.0
Frequency Band(s): 2.4 GHz, 5 GHz