HMD Global was one of the first companies which confirmed that most of their devices will receive system's update to 8.0 version. For beginning HMD released Android's update to Oreo for Nokia 8, and according to Juho Sarvikas (Chief Product Officer in HMD) now it's time for another device - Nokia 5.
How we can read on his Twitter account Nokia 5 received beta version of Android Oreo and it's already available for download. In the nearest future HMD will release beta version of Android 8.0 for Nokia 6, and later for Nokia 3. If you want to have access to HMD's Beta Labs program you must only complete registration on their website.