This XML file does not appear to have any style information associated with it ==>from chrome

This XML file does not appear to have any style information associated with it

The document tree is shown below.

在chrome下 使用 wordpress架站的網站　結果呈現如上

經查詢如下
The feed works fine. As I said, Chrome (and probably Safari) users will need an extension installed to view it in the browser and get the option to add it to their feed reader. Most people will just paste the feed url into their feed reader anyway.
So this is a browser issue, not a WP issue.

from
https://wordpress.org/support/topic/this-xml-file-does-not-appear-to-have-any-style-information-associated-with-it-7