To copy specific images or snapshots of page areas, see Copy content from PDFs.
If you deselect the option above, Reader displays large image files as gray boxes, speeding up display and scrolling.
The 3D toolbar is displayed when you click a 3D model. Click the arrow next to the Rotate tool to view all of the 3D navigation tools that are available in Reader.
Reader provides analysis options that let you view metadata for certain objects, measure them, or interact with geospatial data. To access these options, click Extended in the upper right of the window.
For more information, see the following topics in Acrobat Help: