Acrobat 9 Pro Extended included specialized tools not found in the standard "Pro" version:
Adobe officially ended support for version 9 on 26 June 2013 . The software is no longer compatible with current operating systems and leaves systems vulnerable to security risks. Update Path (9.1.0 to 9.5.2) Adobe acrobat 9 pro extended 9.1 0 update 9.5.2
The last update ever released for this series was version 9.5.5 on 14 May 2013. Acrobat 9 Pro Extended included specialized tools not
Introduced a "ClearScan" option to convert scanned documents into editable text with custom fonts. Current Status & Security Updates for Acrobat 9 Pro Extended - Adobe Community Introduced a "ClearScan" option to convert scanned documents
For legacy versions of Acrobat, updates generally must be applied sequentially. Users cannot typically skip from 9.1.0 directly to 9.5.2 without installing intervening patches: →right arrow →right arrow →right arrow →right arrow →right arrow →right arrow →right arrow →right arrow →right arrow →right arrow →right arrow →right arrow 9.5.2 Key Features of Pro Extended
Facilitated embedding Flash media and creating interactive PDF Portfolios.
Included Adobe Presenter 7 and Adobe LiveCycle Designer ES.