font changed after installed polylang

hey,

i install polylang plugin to insert english language in my website, after i installed the website the website font has been changed both of the languages.
right now i use “DIVI Theme” and at divi customize i used to see at typography “fonts” and now i cant see it, but yesterday i was able to see the fonts option at typography and when i change the font nothing happend.

what should i do to change the font language at my hebrew/ebglish site?

Thanks!

https://ww.wp.xz.cn/plugins/polylang/