I already published this in my french only website itpro-news.fr.
During 2020, Microsoft renamed a large part of the licenses and cloud products. These changes lead to a misunderstanding between the different actors (sellers, buyers, engineers, trainers, etc.).
Additionally, there is the emergence of articles indicating that Office 365 has become Microsoft 365 … NO, at this time (mid-November 2020), Office 365 is not (yet) Microsoft 365.
Microsoft 365 is an Office 365 + Enterprise Mobility and Security + Windows 10 bundle. At least that is (still) true for Office E1 / E3 / E5 corporate licenses. For others it’s a little more complicated (who said Microsoft licensing is easy?
All renaming of Microsoft Cloud licenses / products of 2020 summarized in one image (right click> save as if necessary).