I am changing the contents of the Index.html file, but the content of the first site is coming back.

When I change the contents of the index.html file from the file manager, the same site is coming. See the following pictures.

https://i.hizliresim.com/jz221q.png

https://i.hizliresim.com/9alljn.png

Clean cache, purge it on Cloudflare if you’re using it, use Empty Cache and Hard Reload on Google Chrome