Cash was cleaning. Theme settings are not given, will try. Thanks.

I've disabled all plugins, but nothing has changed( я отключил все плагины, но ничего не изменилось(

Sofy, Thanks for the answer. I have no other reCAPTCHA plugins. Version wpForo 1.4.13 (screenshot in scr1 attachment). reCAPTCHA enabled for all shape...