How to Add Thumbnail Slider in WordPress (Step-by-Step Guide)

Install Unlimited Elements Blocks Library

• Go to the Unlimited Elements plugin page on WordPress.org.

• Click Download, then in your WordPress dashboard, go to Plugins → Add New → Upload Plugin and upload the ZIP file.

• Click Install Now and then Activate to enable the plugin.

Open the Blocks Library

• From your WordPress dashboard, go to Unlimited Elements → Blocks Library.

• This is where all available blocks are listed and managed.

Search for the Thumbnail Slider Block

• Use the search bar at the top right and type “Thumbnail Slider”.

• The Thumbnail Slider block will appear in the results list.

Install the Thumbnail Slider Block

• Hover over the Thumbnail Slider block and click Install.

• This adds the block to your available options in the editor.

Add Thumbnail Slider to a WordPress Page

• Open any page or post using the WordPress block editor.

• Click the (+) Add Block button, search for “Thumbnail Slider”, and insert it into the page.

Customize the Thumbnail Slider Block

Once added, select the Thumbnail Slider block and use the settings panel on the right. Upload your Images and set optional Titles. Define the Thumbnail Position (Bottom, Left, Right), Transition Effect, Autoplay Speed, and Thumbnail Sizing and Spacing. Enable the optional Lightbox effect. Customize the Styling for the Main Image Border Radius and Box Shadow, Thumbnail Border Color (Normal and Active states), and Thumbnail Hover Effects to create a functional, visually appealing, and detailed image viewer that fits your site’s design.