Documents are displayed with a border outside the page. This free space eases editing of layers lieing partly or completely outside a page. This border can be adjusted separately for document and picture mode (see chapter 2.10). Furthermore you can set up, whether the size of a document windows is adjusted after zooming in or out.
Deactivating 3-D Document Frame draws the page border as simple line.
PhotoLine is able to show the printable area in documents. Color of Print Frame controls the color used for drawing the printable area.
After opening an image or document it will be zoomed to show its complete content. Documents are always zoomed freely. By activating Fix Zoom Images When Opening images additionally allow to the restrict the zoom factor to even fraction like 50%, 25% and so on.