How do I know if the custom theme is a child theme or a full-custom theme?
If it’s a child theme, the theme’s style.css file will refer to its parent: /* Theme Name: Twenty Fifteen Child // … Template: twentyfifteen */ That Template: line will tell you which theme is the parent. If there’s no Template: line, then this theme is not a child theme. Reference: Child Themes in the WP … Read more