Document info panel
When I open some PDFs, on my current and last machine, in Acrobat DC, it opens below a file list which only contains the one file. Then there is a link that says, "Open Document," that you have to click to open the document fully (to use tools, etc.). I can't find any info on this panel and I don't want to use it. It causes you to open two tabs per document. I am enclosing an image since I cannot find any info on this panel, not even in Adobe documentation.
First thing that opens:

