How to Add a Full Screen Background Image in WordPress?

The use of background images on WordPress sites has become more and more popular recently. 

To upload image follow the next steps:

Download the pluginhere and save to your local computer.

Install Plugin

From the left-hand navigation menu in WordPress:

Go to Plugins>Add New:

Click on Upload:

Click Choose File, find the zip file, and then click Install Now:

Click Activate Plugin:

Apply a Full-Screen Background Image

Once the plugin has been activated:

Go to Appearance >Fullscreen BG Image:

Click Choose Image.

Either upload an image from your computer or choose one from the WordPress Media Library:

Click Insert into post.

Once the image is uploaded, you will see a confirmation screen, allowing a preview of the image.

Click Save Options: 

You will now see the image you chose to use for the background when you view your site.