+In this dialog:
+- Click on the "Arrow" button and select in the Object Browser or in the viewer one or more \b Shapes (compounds or single solids).
+- If necessary, activate \ref restore_presentation_parameters_page "Advanced Transformation Options".
+- Click \b Apply or <b>Apply and Close</b> button.
+
+This operation can be also launched using a <b>TUI Command:</b> <em>geompy.UnionFaces(theShape)</em>,
+where <em>theShape</em> is a compound or a single solid.
+
+<b>Example:</b>