How to install purchased softwares back ubuntu

Go to in your favorite web browser. Click a title. Copy the “deb https…” line and add it to your system’s software sources. There are a couple ways to do this: – Install the software, using synaptic (GUI) or apt-get (command line). update the software cache and find the package and install it.   Govt Jobs By State ASSAM JHARKHAND TAMIL NADU ANDHRA PRADESH BIHAR KARNATAKA UTTAR PRADESH KERALA CHHATTISGARH J&K WEST BENGAL MANIPUR

"How to install purchased softwares back ubuntu"