Reply To: Products Imported ADD TO CART and PAYPAL BUTTON

Helo,

You can try the Loco Translate plugin for the translation purpose.
Video tutorial for Loco Translate: https://youtu.be/D3NsDdMzsls

There is no such option to display subcategories inside the mobile menu. But you can set the categories menu of your choice form Appearance >> Menus. So that the selective menu will be shown accordingly.

Best Regards.