Noted That:

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

6. Now, Click on " Active Plugin"

7. Then, See left sidemenu. " JRM Killboard " folder is added on left sidemenu. Now, Click on " JRM Killboard " folder.

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

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

• Download the plugin from the WordPress official plugin store via your WordPress installation or using the ZIP from the same page
• Enable the JRM Killboard plugin from the plugins panel
• JRM Killboard menu will be shown on your WordPress admin menu ( only for user with level Super Users, Administrators and Editors )
• JRM Killboard -> Killboard menu item : shows kills and infos
• JRM Killboard -> Configurations menu item : set ESI infos
• JRM Killboard -> Graphics menu item : customize look & feel of the public page
• JRM Killboard -> Items menu item : items list, prices
• Create a new page, set template page attribute: JRM Killboard
• You are ready to fly!

Full guide here