Hi, the thumbnails for SketchUp files just display the icon, not a small picture of the drawing. I didn’t have this problem with earlier versions. In the “File and Folders” advanced option on any random folder, I DON’T have the “always show icons, never thumbnails” box checked, if that helps.

SketchUp 2021 Thumbnails Don't Display

SketchUp3D_de December 7, 2020, 1:37pm 3

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