If you want to use the RTL version of the site using the XStore theme. You can make it by navigating to the Dashboard > Settings > and choosing the RTL language you need.
Then save settings you will see the site mode will auto set to the RTL version based on the language you choose here is an example:
As you can see from the above images our theme support the RTL version all you have to do is change the site language as per your need.
