Easily delete a WordPress theme step by step in 2018 with this quick tutorial. You'll learn how to delete a theme in WordPress 4.9.8.

You start at the dashboard and then hover over appearances. After you've hovered over appearances you're going to click on themes. Click on a theme that is not active and then once it pops up you look at the bottom right hand corner of your screen and you'll see a delete button. Click on that delete button and the theme will be deleted.

Enjoy.