Acrobat does not support Vista yet.
MVP Microsoft [Publisher]
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<Jeff_Yoshimura@adobeforums.com> wrote in message
> When I try to scan both sides of a document using my scanner (simplex ADF)
> I selected "Both Sides" but after scanning one side Acrobat did not prompt
> me to insert the other side, it only asked for additional sheets. I had
> this same problem with Acrobat 7 with Vista and I hoped upgrading would
> cure it but to no avail. On windows XP with the same scanner everything
> works as it should.
> By the way, if I scan one side and then the other using the additional
> pages it inserts pages 1, 3, 5... and then 2, 4, 6 etc. and I have to
> re-order them by hand.