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Update Facial Expressions
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Nov 27, 2025
by
Pin-Hua Ho
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Components/Facial-Expressions.md
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@@ -38,16 +38,27 @@ Since CC4, Reallusion has updated its export pipeline to UE5 to better accommoda
## Migrate FacialExpressionMapping from CC3 to CC4 Characters
1.
Duplicate an AnimationSequence asset without bone animations of your CC4 character.
2.
Add the AM_ExpMapping_cc3_to_cc4 modifier to the sequence asset
3.
Set the parameter PoseMapping to your CC3 pose asset

{width=900 height=304}
4.
You can also check the naming conversion if your CC4 character has different namings for morph targets.

{width=460 height=583}
5.
Click Apply All Modifiers or right-click on the modifier and Apply Modifier.
6.
The expressions will be coded into each animation frame.

{width=900 height=341}
7.
In Content Browser, right-click on the AnimationSequence asset -> Create -> Create Pose Asset.

{width=317 height=600}
8.
Copy-paste these names to PoseNames.
```
1_l
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@@ -94,7 +105,10 @@ Since CC4, Reallusion has updated its export pipeline to UE5 to better accommoda
45_l
45_r
```

{width=468 height=600}
9.
Set the PoseAsset to be the Mapping in the FacialExpressionComponent

{width=381 height=313}!
[
image
](
uploads/72382c7a15c64d19f09a7ea1e40f0aa8/image.png
)
{width=653 height=442}