VSTS available only in the Azure portal from November 30
Fecha de publicación: 21 noviembre, 2017
Beginning November 30, 2017, you will need to use the Azure portal to manage your Visual Studio Team Services (VSTS) accounts. Access from the Azure classic portal will no longer be supported. For details on how to get started, refer to the VSTS documentation.
For more information on VSTS, visit the webpage.