Horje
Simplest plugin that injects any code into wp_head().

Noted That:

  • To install correctly this header-code.zip.
  • Fisrt Download the header-code.zip to your computer
  • Extract/Open header-code.zip to Your Computer.
  • Then, Find readme.txt file inside header-code.zip and Open readme.txt.
  • Now, Read the Requirements of this plugin. Which Wordpress Version and PHP Version are required to run this Plugin in Your Wordpress Site.
  • Then, Follow the Tips Below.

Start the Tips:

1. First Download "header-code.zip" Plugin to your Local Computer. (Click Download)

2. Then, Login to your "yourdomain.com/wp-admin" Dashboard.

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3. Then, Click on "Plugins" + "Add New" from left sidemenu of Dashboard.

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4. Now, Click on "Upload Plugin" button.

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5. Now, Browse "header-code.zip" Downloaded plugin from your computer, Where you downloaded header-code.zip According to Step – 1 Above then, click on "Install Now"

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6. Now, Click on "Active Plugin"

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7. Then, See left sidemenu. "Header Code" folder is added on left sidemenu. Now, Click on "Header Code" folder.

   Noted that: If you do not see "Header Code" folder on left sidemenu then, see at left sidemenu "Settings" or "Tools".

8. Now you configure yourself oR Watch video tutorial below about Header Code Configurtions and Settings or How to work "Header Code" in your WordPress site.

 

oR

After Activated Plugin According to Step-6 then,

  1. Go to "Plugins" + "Installed Plugin" from Wordpress Admin Panel Leftside Menu.
  2. or Direct go to: https://yourdomain/wp-admin/plugins.php
  3. Then, Find "Header Code" Activated Plugin from Plugin List.
  4. Then, Click on "Settings" from Plugin that is Header Code
  5. Now, Edit/Add/Config the setting and Click on "Save Changes" button,
WP Plugin Setting



Guide
  1. Upload header-code to the /wp-content/plugins/ directory
  2. Activate the plugin through the ‘Plugins’ menu in WordPress
  3. Inserted your code in Settings > Header Code

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Name

Reffered: https://wordpress.org/