Install the plugin to WordPress using file new-royalslider.zip
(Plugins > Add New > Upload)
More info at:
http://help.dimsemenov.com/kb/wordpress-royalslider-faq/wp-how-to-install-slider-plugin-to-wordpress
Feel free to ask questions on support forum:
http://help,dimsemenov.com/kb
Or via comments on CodeCanyon.
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Dmitry Semenov
http://dimsemenov.com