Hiding a Layer
1. Click on the Inspector 
button, then click on the Presentation 
button.
2. Click on the Visibility checkmark to hide a layer.
4. The unchecked layer will be hidden.
See Also:
Deleting a Layer
1. Click on the Inspector button, then click on the Presentation button.
2. Click on the Visibility checkmark to hide a layer.
4. The unchecked layer will be hidden.