In Addition, The Nokia 8 will also receive Android Oreo. The Nokia phones came with Android 7.1.1 Nougat out of the box and are receiving monthly software and security updates. There is a slight modification of the UI, but the OS is mostly the stock version of Android.
Moreover According, Juho Sarvikas, Chief Production Officer at HMD Global, confirmed the update on Twitter and even published some pictures along with it. So we are gradually waiting for the company to roll out the updates.