Although support had ended, this final "planned update" was released shortly after to provide critical security mitigations (APSB17-36) and bug fixes. Usage Risk:
Since it is a legacy version, standard "check for updates" menus may no longer work consistently. Download Adobe Acrobat Xi Pro 11.0.23 Fixed
This version addressed specific functional bugs alongside security patches: Accessibility: Although support had ended, this final "planned update"