INSTALL DROPBOX IN UBUNTU 14.04 VIA THE TERMINAL

• Add Dropbox’s repository key

sudo apt-key adv --keyserver pgp.mit.edu --recv-keys 5044912E

• Add Dropbox’s repository

sudo add-apt-repository "deb http://linux.dropbox.com/ubuntu $(lsb_release -sc) main"

• update and install Dropbox

sudo apt-get update && sudo apt-get install nautilus-dropbox

Follow the steps When dropbox prompted with the screen

For Ubuntu 14.04

Add repository key

sudo apt-key adv --keyserver pgp.mit.edu --recv-keys 5044912E

Add repository

sudo add-apt-repository "deb http://linux.dropbox.com/ubuntu precise main"

Update your system and install Dropbox

sudo apt-get update && sudo apt-get install nautilus-dropbox

• When prompted with the screen, click Next
• Then click Start Dropbox to continue.