Language: no translation only for LANGUAGE, CURRENCY and ITEM. The rest of translation is ok.

vor 13 Jahren • aktualisiert von vor 13 Jahren • 1

I checeked files (polish) and these word are translated from english. So, what could happens?

Abstimmen

Most likely that Polish translation is outdated (for OpenCart 1.5.3).

You can try to get better translation at OpenCart.com

If you want to take part at OpenShop project as a translator, read here - http://openshop.org.ua/localize