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Sets if matchmaking should auto fill open slots during gameplay. This can be changed anytime.

Syntax

Parameters

autoFillMembers   _In_
Type: bool
Set true, to search for members during matchmaking if the game has open slots. Set false, to not allow auto fill.

Return value

Type: void

Requirements

Header: multiplayer_manager_c.h Library: Microsoft.Xbox.Services.142.C.lib or Microsoft.Xbox.Services.143.C.lib

See also

multiplayer_manager_c
Last modified on October 29, 2026