Start64!OLSync is a directory synchronization tool used to replicate and synchronize user information between your on-premises Active Directory Domain Services or Active Directory directory service and Outlook Live for Live@edu.

This 64-bit version should only be used with Microsoft Forefront Identity Manager (FIM) 2010. If you are using ILM 2007 rather than FIM 2010, see Live@edu OLSync Directory Synchronization Tool (32-bit version)