Perhaps you have just found the perfect image to use in a presentation! You put it in and realize that there's that dreadful white box around the image. What to do?! Well, with the help of the free website Pixlr (https://pixlr.com/editor/), here's how I handle that: goo.gl/67SHHz. Since the writing of this post a new tool has been made available that is super easy! Try remove.bg.If it does not work, give my method above a try!