WP polylang switch language button doesn`t work

Hi there!

I have a Wordpress website with Polylang module to make my website multilingual. Also, I use Cloudfare free plan for better speed of my website

I have an issue. After connecting my website to Cloudfare, the switch language button on my website doesn`t work any more!

Example of my links:
ua version
ru version

Can you please help to figure out how to make it work?

PS this button doues`n work
Знімок екрана 2023-02-02 о 09.59.01

You seem to have fixed the issue, right? I see your site is using Cloudflare, and I can toggle between the two languages, and it’s working.

So what’s can I do for to complete everything

I’m not sure I understand your question. What do you mean by complete everything?