Noted That:

• To install correctly this cm-email-blacklist.zip .
• Fisrt Download the cm-email-blacklist.zip to your computer
• Extract/Open cm-email-blacklist.zip to Your Computer.
• Then, Find readme.txt file inside cm-email-blacklist.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 " cm-email-blacklist.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 " cm-email-blacklist.zip "  Downloaded plugin from your computer, Where you downloaded cm-email-blacklist.zip According to Step – 1 Above then, click on " Install Now"

6. Now, Click on " Active Plugin"

7. Then, See left sidemenu. " CM Email Registration Blacklist " folder is added on left sidemenu. Now, Click on " CM Email Registration Blacklist " folder.

   Noted that: If you do not see " CM Email Registration Blacklist " folder on left sidemenu then, see at left sidemenu " Settings " or " Tools ".

8. Now you configure yourself oR Watch video tutorial below about  CM Email Registration Blacklist Configurtions and Settings or How to work " CM Email Registration Blacklist " 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 " CM Email Registration Blacklist " Activated Plugin from Plugin List.
4. Then, Click on " Settings " from Plugin that is CM Email Registration Blacklist
5. Now, Edit/Add/Config the setting and Click on " Save Changes " button,

1. Upload the plugin folder to the /wp-content/plugins/ directory
2. Activate the plugin through the ‘Plugins’ menu in WordPress
3. Manage your CM Email Blacklist from Left Side Admin Menu

Note: You must have a call to wp_head() in your template in order for the JS plugin files to work properly. If your theme does not support this you will need to link to these files manually in your theme (not recommended).
PHP Version: Plugin uses a structure which was introduced only with PHP 5.3.0. So if the version of PHP is lower Plugin does not work