UPDATETHUMBNAIL

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Set Interface Options

Type:	Bitcode
Saved in:	Drawing
Initial value:	15

Controls updating of the thumbnail previews in the Sheet Set Manager and Quick View.

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

0	Does not update thumbnail previews for sheet views, model space views, sheets, or Quick View images
1	Updates model space view thumbnail previews
2	Updates sheet view thumbnail previews
4	Updates sheet thumbnail previews
8	Updates thumbnail previews when sheets or views are created, modified, or restored
16	Updates thumbnail previews when the drawing is saved

These thumbnail previews are displayed in the Sheet Set Manager, which is not available in AutoCAD LT. Sheet thumbnails are displayed on the Sheet List tab, sheet view thumbnails on the View List tab, and model space view thumbnails on the Resource Drawings tab. This system variable is made available in AutoCAD LT for use in mixed environments.