This simple tutorial is going to show you how to install the vokoscreen via PPA in Ubuntu 15.04 As you may know, vokoscreen is an easy to use screencast creator to record educational videos, live recordings of browser, installation, videoconferences, etc. To get started: Press Ctrl+Alt+T key combination on keyboard to open terminal. When it opens, run below command to add vokoscreen PPA: [sourcecode]sudo add-apt-repository ppa:vokoscreen-dev/vokoscreen[/sourcecode] After that, update package lists: [sourcecode]sudo apt-get update[/sourcecode] Finally install the tool via: [sourcecode]sudo apt-get install vokoscreen[/sourcecode]