Below is the code to exclude posts of specific categories from WordPress RSS feed.
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| <?php | |
| //* Exclude posts of specific categories from RSS feed | |
| function customprefix_exclude_categories_rss_feed($query) { | |
| if ($query->is_feed) { | |
| $query->set('cat', '-5, -11, -18'); // Precede category IDs with a minus sign | |
| } | |
| return $query; | |
| } | |
| add_filter('pre_get_posts', 'customprefix_exclude_categories_rss_feed'); |