Hello,

You can rewrite all theme and plugin texts via PO file in WordPress. Here is a video tutorial that should help you rewrite your website texts with a Loco Translate plugin https://www.youtube.com/watch?v=D3NsDdMzsls&list=PLMw6W4rAaOgKKv0oexGHzpWBg1imvrval&index=3

Please provide the site admin access I will check how you have added the code.

Best Regards