Acrobat 9 - Updates !!top!!

If the automatic updater fails—common with older software—you can install updates manually using .msp (Windows) or .dmg (Mac) files.

While most updates for Acrobat 9 were security-focused, several incremental updates introduced significant functionality. acrobat 9 updates

The update path for Acrobat 9 also systematically removed functionality: acrobat 9 updates