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This section describes the concepts of the Multiplayer Session Directory (MPSD) service.

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In this section

Multiplayer Session advanced topics Provides details about multiplayer sessions. Game session visibility and joinability Describes the visibility and joinability of multiplayer game sessions and game parties. Multiplayer session templates Describes a multiplayer session template as a blueprint for creating a multiplayer session. Session template constants Describes system constants that are defined in multiplayer session templates, defining settings for a multiplayer session. Enable large sessions for Multiplayer Describes support for large sessions (more than 100 members) with Multiplayer features. Multiplayer FAQ and troubleshooting Provides FAQs and troubleshooting for the Multiplayer system. MPSD invite and activity troubleshooting Provides troubleshooting for MPSD invite and activity functionality.
Last modified on October 20, 2026