Learn how to insert a background color or image in the Outlook email. Add a custom image in the email background using this guide.

You can set your Safari background with a custom image when you open a new tab starting with iOS 15.

Learn how to make Terminal use a user-defined background image each time you open a new window.

Most Mac users know familiar Finder window backgrounds, but few know you can also set Finder window backgrounds to any color you like. Here's how to do it.