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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
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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
## Migrate FacialExpressionMapping from CC3 to CC4 Characters
1.
Duplicate an AnimationSequence asset without bone animations of your CC4 character.
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
2.
Add the AM_ExpMapping_cc3_to_cc4 modifier to the sequence asset
3.
Set the parameter PoseMapping to your CC3 pose asset
3.
Set the parameter PoseMapping to your CC3 pose asset

{width=900 height=304}

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

{width=460 height=583}

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

{width=900 height=341}

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

{width=317 height=600}

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

{width=468 height=600}

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

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