It's Office 365 ProPlus, not Office 360 subscription-based SKUs it doesn't have any volume license, but you can convert it using Mondo or ProPlus licenses, then activate it with KMS https://forums.mydigitallife.net/posts/1150042 however, it's not guaranteed to get all Office 365 features working, some are tied to Office 365 online account or subscription license as for new UI, it seems not always working https://forums.mydigitallife.net/posts/1459217/