Noted That:

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

6. Now, Click on " Active Plugin"

7. Then, See left sidemenu. " Similar Posts – Best Related Posts Plugin for WordPress " folder is added on left sidemenu. Now, Click on " Similar Posts – Best Related Posts Plugin for WordPress " folder.

   Noted that: If you do not see " Similar Posts – Best Related Posts Plugin for WordPress " folder on left sidemenu then, see at left sidemenu " Settings " or " Tools ".

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

Follow the usual routine;

1. Open WordPress admin, go to Plugins, click Add New
2. Enter “Similar Posts” in search and hit Enter
3. Plugin will show up as the first on the list, click “Install Now”
4. Activate & go to Settings – Similar Posts to configure

Or if needed, upload manually;

1. Download the plugin.
2. Unzip it and upload to wp-content/plugin/
3. Open WordPress admin – Plugins and click “Activate” next to the plugin
4. Activate & go to Settings – Similar Posts to configure