Is it used for website posts to be categories?
You can use categories to sort and group your blog posts into different sections. For example, a news website might have categories for their articles filed under News, Opinion, Weather, and Sports. Categories help visitors quickly know what topics your website is about and allows them to navigate your site faster.
How do I organize categories in WordPress?
Upon activation, simply head over to Posts ยป Taxonomy Order page to rearrange your WordPress category order. The plugin will simply list all your categories on that page, and you can manually drag and drop to rearrange category order. Simply click on a category and move it up or down.