How to lengthen the c4d camera table?

1. First, open C4D in the computer and open a C4D with the existing basic model.

2. Select the model, find C on the keyboard, and then click.

3. Switch to the face editing state according to the arrow.

4. Then select the surface to be extruded.

5. Drag the coordinate arrow along the stretching direction to lengthen the model, and that's it.