Install & Uninstall deb packages in Ubuntu

Install .deb Packages In Ubuntu 
1. save the package into your Computer
2. Open terminal and find the correct path of deb package use cd command
    eg: package in desktop then use cd Desktop/ and press enter
3. Type this command
      dpkg -i packagename.deb
       package name is installed deb package name

Uninstall .deb Package In Ubuntu
   open terminal and type
   sudo dpkg -r package
   enter current user password