If you use the WooCommerce plugin and our LearnPress – WooCommerce Payment Methods Integration plugin, it will have 2 buttons: “Add to cart” and “View cart” when you buy a course. You can translate them in LearnPress – WooCommerce Payment Methods Integration plugin.  Please follow the steps below to translate them:

Step 1: Sync Template.

Step 2: Edit your language file.

Step 3: Sync your language file.

Step 4: Find and translate the texts.

The “Cart” page, and the “Checkout” page are not ours.

Please read the document from WooCommerce here: Translating WooCommerce (Localization) – WooCommerce Docs, or contact them to get help with this.