You can find here the release notes for LibreOffice 3.6. If you want to install LibreOffice 3.6 manually, you can refer to the download page here. As this latest version hasn't been added to the official PPA of LibreOffice, you can simply install it via our custom PPA as described below. The PPA is workable for Ubuntu 12.10/12.04/11.10 and Linux Mint 13 or older.
Installasi LibreOffice 3.6
Uninstall dahulu versi lama dengan perintah :
sudo apt-get purge libreoffice*
sudo apt-get autoremove
Untuk versi 32-bit/i386 gunakan perintah :
sudo add-apt-repository ppa:upubuntu-com/libreoffice
sudo apt-get update
sudo apt-get install libreoffice
Untuk versi 64-bit/amd64 ketik perintah :
sudo add-apt-repository ppa:upubuntu-com/libreoffice64
sudo apt-get update
sudo apt-get install libreoffice
Log out dan log in kembali, untuk mengeceknya lihatlah apakah iconnya sudah muncul atau belum.
Untuk meng-uninstallnya gunakan perintah berikut :
sudo apt-get install ppa-purge
sudo ppa-purge ppa:upubuntu-com/libreoffice
sudo apt-get update
sudo apt-get purge libreoffice*
Untuk 64-bit systems, uninstall dengan perintah :
sudo apt-get install ppa-purge
sudo ppa-purge ppa:upubuntu-com/libreoffice64
sudo apt-get update
sudo apt-get purge libreoffice*
sudo ppa-purge ppa:upubuntu-com/libreoffice64
sudo apt-get update
sudo apt-get purge libreoffice*
sumber : http://www.upubuntu.com/2012/08/install-libreoffice-36-final-from-ppa.html
