Open a presentation with a 3D object, then click the object to select it.
To edit the 3D object, do any of the following:
Rotate it: Drag the Rotate button in the lower-right corner of the object to play the animation. Click the Pause on your Mac.
Open a presentation with a 3D object.
Click the 3D object to select it, then click the 3D Object tab in the Format Resize, rotate and flip objects in Keynote on Mac