For Ubuntu 13.10 (32 or 64-bit)[ from: http://ask.xmodulo.com/install-adobe-reader-ubuntu-13-10.html ]Adobe Reader 9 is not in the 'Partner' repository for 13.10. Download Adobe Reader (32-bit), from Adobe site: http://get.adobe.com/reader/otherversions/ Linux Reader 9.5.5 .. (.deb) Open a command line, change to the directory containing .deb file. Install package, forcing to accept 32-bit version and any errors: sudo dpkg -i --force-architecture AdbeRdr9.5.5-1_i386linux_enu.deb sudo apt-get -f install Add the missing libraries: (skip step for 32-bit) sudo apt-get install libxml2:i386 lib32stdc++6 Run for first time, to get icon in Unity menu bar. acroread <path>/<MyDocument>.pdf