public static bool referencedClipsExactNaming { get; set; }

When referenced clips are present in the same directory as a Human rig asset, an "Update referenced clips" button is available in the Inspector, under "Rig".

When this setting is true, the button will only be available if the rig asset name matches the referenced clip names exactly. These are the referenced clips that will get updated. For example if and are present in the same folder as and , only will display the "Update referenced clips" button in the inspector.

When this setting is set to false, the button is available for all rigs whose asset names start with the referenced clip names. Prior to Unity 6, any of these rigs were able to update the referenced clips. In the example above, both the and rig assets display the Update referenced clips button in the Inspector window. From Unity 6, users can control the behavior by changing the setting.

You can read more on referenced clips by looking at the Importing animations using multiple model files section of the User Manual.