Thank you a lot. I removed plugin and everything works fine

Thanks for the quick response. I just tried to turn off the all apps and I have the same issue. The checkout page is always in English. Maybe I could add this locale by myself inside some script?

Hello, friends I have a problem with the checkout page. My store has three languages, and when I currently use French and go to the checkout page, pages open in English. How can I fix that?When I try to add '&locale=fr' to the URL ends, it works and ...