To uninstall Libre Office and Install Apache Open Office. If you like Apache more then Libre.First you need to remove the official repository sudo apt-get remove --purge... moreTo uninstall Libre Office and Install Apache Open Office. If you like Apache more then Libre.First you need to remove the official repository sudo apt-get remove --purge libreoffice* Remove deb package sudo dpkg -P libreoffice To install Apache Open Office first you need to download it.You can download the newest version here:http://beast-usa.com/downloads/free-office-software.html Then open a Terminal Window (if you downloaded to your Downloads folder) cd Downloads username:~/Downloads tar -xvzf "linux package name".tar.gz cd Downloads/en-US/DEBS OR cd Downloads - cd en-US - cd DEBS sudo dpkg -i *.deb Password: ****** cd desktop-integration (username:~/Downloads/en-US/DEBS/desktop-integration) sudo dpkg -i *.deb Then of course run this:sudo apt-get updateNow you should have only Apache Open Office. :) less