@Adams Adams Thanks for posting in our Q&A. For this issue, it is not related to windows 365. It is related to the license itself.
Based on my research, you can read the following article to get the included content in Enterprise Mobility + Security.
https://www.microsoft.com/en-us/microsoft-365/enterprise-mobility-security/compare-plans-and-pricing
At the same time, you can click on "Full comparison (PDF)" in the following link to get more details information:
https://www.microsoft.com/en-us/microsoft-365/enterprise/office-365-e3?activetab=pivot%3aoverviewtab
Hope it will help.
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