If you would like to setup office 365 Directory Sync, please raise a new support request (top right).
Upon receiving this request, our support team will provide you with the Microsoft Azure Active Directory Connect tools on a virtual machine on your server
You can then install and configure the Azure AD Connect software to sync with your Office 365 account.
Further details on Office 365 can be found in the article Office 365 Directory Synchronization Support
Further details on how to configure Azure Active Directory Connect can be found in this Microsoft article.