Default sitemap auto generated by WordPress, If you want to stop/disable sitemap created by WordPress. So paste given code in your WordPress theme.
add_filter( 'wp_sitemaps_enabled', '__return_false' );
How to Disable Default Site in WordPress
Follow these simple steps and turnoff default site from your WordPress website.
- Open your cpanel then go to public_html.
- Then go to content then select theme.
- Then open active theme’s folder.
- Open functions.php and paste code.
Hope this code will work in your WordPress theme and disable Default sitemap.