UPDATETHUMBNAIL (System Variable)

Controls updating of the thumbnail previews for views and layouts.

Type:Bitcode
Saved in:Drawing
Initial value:15

The setting is stored as a bitcode using the sum of the following values:

0

Does not update previews

1

Updates previews for model space views

2

Updates previews for layout views

4

Updates previews for layouts

8

Updates previews when layouts or views are created, modified, or restored

16

Updates previews when the drawing is saved

These previews are displayed in the Sheet Set Manager. Sheet previews are displayed on the Sheet List tab, sheet view previews on the View List tab, and model space view previews on the Resource Drawings tab.