Syntax
Parameters
xblContext   _In_Type: XblContextHandle XBOX live context for the local user. multiplayerSession   _In_
Type: XblMultiplayerSessionHandle A MultiplayerSession object that has been modified with the changes to write. writeMode   _In_
Type: XblMultiplayerSessionWriteMode The type of write operation. async   _Inout_
Type: XAsyncBlock* The AsyncBlock for this operation.
Return value
Type: HRESULT HRESULT return code for this API operation.Remarks
In the async callback, call XblMultiplayerWriteSessionResult() to get a XblMultiplayerSessionHandle handle. Use that handle to call XblMultiplayerSessionWriteStatus() to get the write status. The call to XblMultiplayerWriteSessionAsync() will only fail if the args passed to it are invalid or in very rare cases where it could not start the async task.REST Call
Calls V105 PUT/serviceconfigs/{serviceConfigurationId}/sessionTemplates/{sessiontemplateName}/sessions/{sessionName}