Noted That:

• To install correctly this simple-mathjax.zip.
• Fisrt Download the simple-mathjax.zip to your computer
• Extract/Open simple-mathjax.zip to Your Computer.
• Then, Find readme.txt file inside simple-mathjax.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 the Tips Below.

Start the Tips:

1. First Download "simple-mathjax.zip" Plugin to your Local Computer. (Click Download)

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

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

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

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

6. Now, Click on "Active Plugin"

7. Then, See left sidemenu. "Simple Mathjax" folder is added on left sidemenu. Now, Click on "Simple Mathjax" folder.

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

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

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 "Simple Mathjax" Activated Plugin from Plugin List.
4. Then, Click on "Settings" from Plugin that is Simple Mathjax
5. Now, Edit/Add/Config the setting and Click on "Save Changes" button,

Nothing unusual here!