How to Install MATE Desktop Environment 1.4.0 On Ubuntu 12.04/Linux Mint 13/Debian

MATE Desktop Environment 1.4.0 has been released and announced by Mate Desktop Developer team. MATE Desktop Environment is a traditional looking desktop environment derived from Gnome 2, specially designed for Gnome 2 Fans who did not want to switch to Gnome 3 for several reason.  On this release, MATE Desktop Environment 1.4.0  fixes numerous bugs, new themes, improvements and bug fixes..

Here’s some changes of MATE Desktop Environment 1.4.0 :

• New themes added to mate-notification-daemon
• Mate-icon-theme-faenza now available
• Mate-character-map now available
• Mate-screensaver now supports GDM user switching
• Mate-keyring and libmatekeyring backends updated and now integrate properly
• Caja-dropbox package now available
• File sharing now available via bluetooth
• Added option to use fast alt-tabbing when compositing is enabled in marco
• Removed indicator-applet-session
• Removed nyancat from the mate-desktop about dialog
• Forked libwnck (now libmatewnck)

Caja improvements:

• Added a button to get the difference between files in the file conflict dialog
• Bookmarks can now be opened in the places side pane via the enter and space keys
• Restored toggle button for text based location bar

For further information about this release, HERE

Install MATE Desktop Environment 1.4 On Ubuntu 12.04/Linux Mint 13/Debian

Ubuntu 12.04 – To install MATE Desktop Environment 1.4 on your Ubuntu 12.04, add a PPA and install it with following commands:

sudo add-apt-repository "deb http://packages.mate-desktop.org/repo/ubuntu precise main"
sudo apt-get update
sudo apt-get install mate-archive-keyring
sudo apt-get update
sudo apt-get install mate-desktop-environment

Linux Mint 13 – use the repository  for Ubuntu, then edit file /etc/apt/preferences with followoing commads:

sudo add-apt-repository "deb http://packages.mate-desktop.org/repo/ubuntu precise main"
-----------------------------------------
sudo cat >> /etc/apt/preferences <<-EOF
Package: *
Pin: origin packages.mate-desktop.org
Pin-Priority: 700
EOF
-----------------------------------------
sudo apt-get update
sudo apt-get install mate-archive-keyring
sudo apt-get update
sudo apt-get install mate-desktop-environment

Debian wheezy – Edit file /etc/apt/source.list then add repo Mate Desktop Environment

sudo cat >> /etc/apt/source.list <<-EOF
deb http://packages.mate-desktop.org/repo/debian wheezy main
EOF
-----------------------------------------
sudo apt-get update
sudo apt-get install mate-archive-keyring
sudo apt-get update
sudo apt-get install mate-desktop-environment
-----------------------------------------

Done!!..