Create Custom Bullets With Pictures Or. Keep the list selected. Open a Google Docs file or create a new one.

Save a presentation with custom bullets as a template then create new presentations from it. Follow the PowerPoint 2013 steps for 2016 and 2019. On the Define New Bullet dialog box click Picture.
Click Bullets and Numbering under the Format menu and then click on Bulleted tab then click Picture.
Now to create a more customized look select Define New Bullet from the drop-down list. Upload an image to your Media Library. If you want to use an oversized image you will need to make appropriate. Now to create a more customized look select Define New Bullet from the drop-down list.