Hello,
1) Provide us with WP Dashboard and FTP access to your site to help you with the out of date files and Royal core plugin update.
2) Read here about plugins activation https://8theme.com/demo/docs/royal/Plugins/Activation_And_Purchase_Codes
https://help.market.envato.com/hc/en-us/articles/213762463-Bundled-Plugins#what
If you need to update plugins you can do this from Royal > Plugins.
Regards