Plugin-A plugin in WordPress is a reusable component which can be attached to a WordPress installation to give it extra functionality. Plugin are made up of PHP language.
Let’s how to install a simple plugin :- Goto the plugins directory under the WordPress installation and create a directory which name will always equal to name of plugin.For example if you put name of directory is Abhay then plugin name will be Abhay.php
Creat a plugin with simple code
Plugin Name: Abhay
Description: This a test Plugin
Plugin URI: http://hypatiasoftwaresolutions.com
Author URI: http://hypatiasoftwaresolutions.com/Abhay
After saving this code open your wordpress website and click on plugin options. There you will see three option
2. Add new
Click on Add new option and browse your own plugin.After installation done go to option of installed plugin and activate it their.
Here is a screen shot that how to how to go to save php file wwwdirectory
After here open your website admin panel and follow the step for installing plugin
When you complete your installation process your installed plugin look like this :