Known issue

Problem:
The client is experiencing issues with translating new products on their website. Specifically, some translated product pages lack a size selection, and there are untranslatable size attributes. Additionally, errors occur when accessing the WPML home page in the menu.
Solution:
We identified a known issue in our code that affects variable products. We recommend applying the workaround provided on our erratum page: https://wpml.org/errata/multiple-postmeta-inserted-incorrectly-for-a-variable-product/. Please follow the steps outlined there to resolve the issues with product translation and check if the problem with the size selection on product pages is resolved.

If this solution does not apply to your case, or if it seems outdated, we highly recommend checking related known issues at https://wpml.org/known-issues/, verifying the version of the permanent fix, and confirming that you have installed the latest versions of themes and plugins. If issues persist, please open a new support ticket at WPML support forum for further assistance.

Problem:
If you're trying to translate the 'buy now' button on the WooCommerce checkout page and it's not translating, even after trying solutions from other forum topics.
Solution:
We recommend taking a backup of your site and then applying the workaround provided in our errata page. You can find the necessary steps and details here: WooCommerce Multilingual Cart Page Strings Not Translated When Using Blocks. Additionally, for more information on WooCommerce shortcodes, please visit: WooCommerce Shortcodes Documentation.

If this solution does not apply to your case, or if it seems outdated, we highly recommend checking related known issues at https://wpml.org/known-issues/, verifying the version of the permanent fix, and confirming that you have installed the latest versions of themes and plugins. If you still need assistance, please do not hesitate to open a new support ticket at WPML Support Forum.