Delete Hidden Geometry in ZBrush

  • CTRL + SHIFT and drag out a selection to select geometry to hide. The selection area will appear green.
  • Before releasing the left mouse button, or before lifting the stylus pen, press ALT. The selection area will turn red. You can then release the left mouse button or lift the stylus pen.
  • In Tools > Geometry > Modify Topology, click Del Hidden.
  • Optionally, in the same panel, you may click Close Holes to cap open holes.

Related Tips

  • Show hidden geometry: Press CTRL + SHIFT and then click on empty area of the canvas.
  • Toggle between hidden/shown geometry (reverse visibility): Press SHIFT + CTRL + Click and drag background.
  • Show only one given polygroup: Press CTRL + SHIFT and click on the given polygroup.