Why doesn't the browser want to show that the letsencrypt certificate is correct?

Question

Digital certificates

I noticed that the browser shows the site as unsafe. Checked and reissued certificates. I checked with third-party tools, but to no avail. The debugger shows that the certificate is OK, next to sites with the same certificates, but they are shown as safe.
What's wrong?

Answer 1

Perhaps the site has resources that open via http