How to change Joomla footer link

Step:1 root_dir\language\en-GB\en-GB.mod_footer.ini

open and edit the content present in the file  en-GB.mod_footer.ini

FOOTER=Footer
FOOTER_LINE1=Copyright © %date% %sitename%. All Rights Reserved.
FOOTER_LINE2=<a href="http://www.joomla.org">Joomla!</a> is Free Software released under the <a href="http://www.gnu.org/licenses/gpl-2.0.html">GNU/GPL License.</a>
MOD_FOOTER=<em>mod_footer</em>
THIS MODULE SHOWS THE JOOMLA! COPYRIGHT INFORMATION=This module shows the Joomla! copyright information.