msng

Filters the categories of posts shown on your front page.
<h4>How to Use</h4>
<ol>
<li>After Installation, activate the plugin. Don’t worry, it does nothing when activated for the first time.</li>
<li>Go to Settings > Home Categories to setup.</li>
</ol>
* Select the working mode from Show selected categories only or Hide selected categories 
* Check the target categories. 
* Press Save Changes .

Home Categories

Allows you to choose categories on an exclusive OR inclusive basis, unlike other plugins. This makes it easy to include only one category instead of excluding all but one category.
Well-designed plugin, and still working great.



Works great for showing one category

Filters the categories of posts shown on your front page.

Sirius Pro

Simply Remove Parent Category from Slug and show only child category in WordPress permalink. This plugin allows you to easily disable parent slug from categories without modifying the code and it works with most of the available themes. Just install and activate this plugin to remove parent category from slug in WordPress.
Read more about this plugin on <a href="https://siriuspro.pl" rel="nofollow ugc">WordPress</a> blog.

Remove Parent Category from Slug

Simply Remove Parent Category from Slug and show only child category in WordPress permalink.

Home Categories vs Remove Parent Category from Slug