WordPress detects whether your chosen language is an RTL language then the rtl.css stylesheet is loaded automatically and your website will be displayed in RTL. to change your WordPress setup language:
- Navigate to Settings > General in your WordPress dashboard.
- Select the preferred RTL Site language such as the Arabic.
Make sure you click Save, then you’re all done!
Keeping the English WordPress Admin Area
If you want to use the RTL version of the theme and keep the dashboard in English. you need to do is install and activate the English WordPress Admin plugin. Upon activation, the plugin will add a language switcher in the WordPress admin bar.