The Background Image URL serves two functions:
YOUR WEBSITE:
You can use the 'Browse' and 'Upload' tools to choose an image that you have already uploaded. Or, you may upload a new image from your computer. Once you have selected the image, the image URL will display.
EXTERNAL WEBSITE:
You may paste in an image address for an image that exists anywhere on the web. This might be from your local company share drive, or other company cloud storage services, such as Google Drive, Dropbox or Box. It may also be from a free stock library website such as Pexels, Unsplash, or Negative Space.
If using images from an external website it's important to remember two very important points:
Once you have selected an image, a preview of the image will appear.
You can upload new images to your website from your computer. Once uploaded the image will be stored in your 'Files' area.
You can browse images that already exist in your 'Files' area. Click 'Browse' and a popup will appear allowing you to search your image library.
Using the search bar at the top of the pop-up, you can search images by: