404 error page after create website in cyberpanel

I recently created a website, but the page always showing 404 not found
Then i’m try to install WP + LSCache from Application Installer, and the result always showing 404 page not found but in Preview my website normal
i’m using cloudflare

Did you create your site with or without SSL? I think cloudflare is trying to fetch SSL version of your site, thus ending up giving 404.

Disable CF proxy and visit http version of your site.

Also check file manager for wordpress files?