Noted That:

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

6. Now, Click on " Active Plugin"

7. Then, See left sidemenu. " WP Image Sizes " folder is added on left sidemenu. Now, Click on " WP Image Sizes " folder.

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

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

From your WordPress dashboard

1. Visit Plugins > Add New
2. Search for “WP Image Sizes”
3. Install WP Image Sizes from search results
4. Activate WP Image Sizes after plugin has been installed
5. Click on the settings menu item “WP Image Sizes” and assign image sizes to every post types