Hi
As for translation issue is concerned we are sharing a article for your better understanding please read it hopefully your will fine your solution.
https://www.8theme.com/documentation/xstore/theme-translation/base-theme-translation/
Make sure you placed translation files of the theme into the /wp-content/languages/themes/ folder with correct names (language name and xstore theme suffix, e.g xstore-de_DE.po, xstore-de_DE.mo). Click Sync button https://www.8theme.com/documentation/xstore/theme-translation/translation-files-update/, continue translation.
Follow this article to translate WooCommerce – https://docs.woocommerce.com/document/woocommerce-localization/
Let us know if you need any further assistance.