$ sudo apt-get update
$ sudo apt-get install libqtgtl0.2 

libqtgtl0.2 is installed in your system.

Make ensure the libqtgtl0.2 package were installed using the commands given below,

$ sudo dpkg-query -l | grep libqtgtl0.2 *

You will get with libqtgtl0.2 package name, version, architecture and description in a table

libqtgtl0.2 package basic information: