If you add multiple categories to a single post the post will appear on multiple category page

[Mostafa044]

Worse yet, some themes display the entire post on the category page instead of showing a text excerpt of the post. This can result in the same post being displayed multiple times on your site.

All of this is bad news for your search engine optimization.

Search engines like Google don't want to show duplicate content in their search results, so your pages may not appear for relevant searches. For more information on this topic, check out our guide to SEO best practices for sorting your content .

With this in mind, you should enforce one category per post in WordPress.

How to Enforce a Category Per Post in WordPress
If you are the only person working on list of croatia cell phone number your WordPress blog, then you can simply limit yourself to one category per post.

However, if you 've added other authors to your site , it's not always easy to monitor how they're using the categories, especially since you probably already have a lot of other tasks to handle.

For this reason, we recommend using the Select All Categories and Taxonomies plugin to force one category per post.

By default, users can add multiple categories to a post by simply checking the category's box. This WordPress plugin replaces the standard category checkboxes with radio buttons.

WordPress categories with radio buttons
Since users can only select one button at a time, they can only add one category to a WordPress post. This means you don't have to manually check each published post to make sure it follows the single category rule.