# [DocuWorks Viewer Control Options] - [View] [Preferences] dialog box

Set the display size and appearance of documents.

### [Zoom ratio when opening the document]

Set the initial zoom level when a document is displayed.

- [Fit to whole page]
  Scales the document to fit the entire page within the window.
- [Fit to page width]
  Scales the document to fit the width of the view window.
- [Fit to page height]
  Scales the document to fit the height of the view window.
- [Percent]
  Enter a zoom ratio between 10% and 1,600%, or select a value from the options.
  The default setting is 100%.

### [Display appearance]

Set the display appearance of documents.

#### [View the document by piling to show the thickness]

Displays multi-page documents stacked on top of each other.
By default, the box is selected.
Note
If [View the document by piling to show the thickness] is selected, you can turn pages using notepads protruding from the document.

#### [Smooth the edges of characters converted to the bitmap format or graphics data]

Displays images smoothly.
By default, the box is selected.
Note
The [Display appearance] settings will take effect when you click [OK].