Korean tech giant Samsung said, it will rollout Android Oreo 8.0 for Samsung Galaxy S8 before Janurary 15,2018, but it not happened. Samsung was testing public beta from November. Samsung has confirmed that official Oreo will be rolled out to beta tester before the General public rollout.
Galaxy S8 Oreo Beta users are reporting that their phones are getting the official Oreo Oreo stable update, and its was reported from multiple countries. Users who participated in the beta testing, hit the update button to verify and to download the update.
The update comes with Samsung Experience 9.0 interface, its newest UI version. The update also brings the February security patch. The Update will be rolled out soon for all users across the globe for unlocked and carrier versions. Samsung Galaxy S9 and S9+ will run on Samsung Experience 9.0 interface, out of the box.