Samsung said when the Galaxy S9 and Galaxy S9 + will receive a stable version of Android 10 with One UI 2.0 shell.
Samsung has been testing Android 10 for several months on the Galaxy S9 and Galaxy S9 + smartphones. Now it became known when a stable version of the OS will be released.
What is known
According to the official manufacturer update schedule, the 2018 flagships will receive the system in February. Most likely, stable software will be released first for beta test participants, and then they will announce the firmware for everyone else.

What to expect
With the Android 10 update, the Galaxy S9 and Galaxy S9 + smartphones will receive the proprietary One UI 2.0 shell. It includes new control gestures, a new animation for opening applications, an improved one-handed control mode, a fingerprint scanner icon in Always-on Display mode, a new camera interface, Screen Recorder application and much more. In addition, developers will add advanced user interface settings with different fonts, themes and icons.