To install new theme you must first have a working Moodle™ Software installation. For information on installing Moodle, please see Installing Moodle™ Software, from the Moodle™ Software Documentation.
Once Moodle™ Software has been properly setup, there are two ways you can install new theme – from your Moodle™ Software Administration Panel or Manually via FTP. Please refer to Moodle™ Software theme installation instructions.