Most of the facial movement is done with bones, morph targets are only used at LOD0, and for subtle correctives on top of the bone movement, so you may not see a large effect when manually applying the morph targets on the neutral pose.
Most of the facial movement is done with bones, morph targets are only used at LOD0, and for subtle correctives on top of the bone movement, so you may not see a large effect when manually applying the morph targets on the neutral pose.