As of 8/16/2016, the Windows 10 Anniversary Update has begun rolling out for Windows 10 Mobile, including additional features and improvements.
To manually check for the update, on Start, swipe over to the All apps list, then select Settings > Update & security > Phone update > Check for updates. Note that availability may vary by manufacturer, model, country or region, mobile operator or service provider, hardware limitations and other factors.
Windows 10 Mobile Management and Deployment Guide: https://technet.microsoft.com/itpro/windows/manage/windows-10-mobile-and-mdm
- Comprehensive information on Windows as a Service for Windows Phone and Enterprise Edition
Windows 10 Mobile Security Guide: https://technet.microsoft.com/itpro/windows/keep-secure/windows-10-mobile-security-guide
Joining Windows 10 Mobile to Azure Active Directory: https://technet.microsoft.com/itpro/windows/manage/join-windows-10-mobile-to-azure-active-directory