Backup PPA using Aptik
Aptik is a tool to backup your ppa's and the software selection from one installation to oneother.By default Aptik tool is not available under Ubuntu Software Centre, you need to use PPA to install it.
Add the following PPA to your system and update the local repository and install package as shown.
Installation of Aptik
sudo apt-add-repository -y ppa:teejee2008/ppa
sudo apt-get update
sudo apt-get install aptik
Start ‘Aptik‘ from the applications menu.