1. Goto your Restyaboard installation root directory. e.g., directory: /usr/share/nginx/html/restyaboard/
  2. Extract/unzip the purchased plugin zip into the restyaboard installation path. e.g., /usr/share/nginx/html/restyaboard/
  3. Give file permission to extracted files. e.g., chmod -R 0777 client/apps/r_auto_archive_expired_cards/
  4. Goto client/apps/r_auto_archive_expired_cards/ directory, to configure the plugin using app.json. Or You can also configure it on http://{YOUR_SERVER_NAME}/#/apps path in your Restyaboard server.
  5. After above process, clear the browser cache and login again to view the installed plugins on your Restyaboard.