There have been several Windows Azure Active Directory Modules.  Here is a quick reference. What Versions Exist? Microsoft’s evolution and naming of the modules has caused some confusion: V1.  The initial PowerShell module for Azure AD  is named “MSOnline” and was also known as the Office 365 PowerShell module  https://docs.microsoft.com/en-us/powershell/module/msonline/?view=azureadps-1.0