: Version 11.0.6 hasn't been patched in years; modern PDFs can carry exploits that this old version can't stop.
: Adobe Acrobat XI Pro did offer multilanguage support, including various language packs that could be installed to support user interfaces in different languages. This was part of Adobe's effort to make their products accessible to a global audience. adobe acrobat xi pro 1106 multilanguage chingliu exclusive
Version 11.0.6 was a significant "dot" update that fixed numerous security vulnerabilities and improved compatibility with Windows 8 and Office 2013. 3. Installation Overview (Typical Steps) : Version 11