Regenerate Thumbnails & Image Sizes

WordPress saves your images in different sizes for usage on your website. However, the different sized images are only created when you upload a new image.

Therefore you have to regenerate your existing featured images for the current theme if you have switched themes or changed the image sizes. A simple way to do that is by using the Regenerate Thumbnails plugin.

You can download the plugin on or simply search for Regenerate Thumbnails on Plugins → Add new in your WordPress backend to install the plugin.

After you have installed and activated the plugin, you can regenerate your thumbnails on Tools Regen. Thumbnails.


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