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Select the Related Surfaces option:

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All the surfaces, which were referenced or
toleranced using the CATIA V4 FD&T function, are highlighted. |
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Un-select the 3D Visualization option:

The toleranced surfaces highlight has been turned off. |
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Re-select the 3D Visualization option:

The toleranced surfaces are highlighted again. |
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Un-select the Related Surfaces option:

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