Thank you for reaching out to the Samsung community! We would like to inform that Oreo OS is already been released for Samsung India device S8. If you have purchased the device from Out of India then you need to contact the same device manufacturing country support team.
Be sure to hit ♡ when you find an answer that works for you. For further assistance, you can get in touch with us via Live Chat option by following- http://livechat.support.samsung.com/Customer_new/IN. You can also connect us via Samsung Members web community by following mentioned url-https://community.samsungmembers.com/en_IN#/
