Actually, there’s no need to install anything at all, unless you are utilizing actions to do the hard work for you (then you will need to install those actions). Let’s start by figuring out how to get your overlays into Photoshop in the first place. Where do you start? How do you use them? Here we’ll give an in-depth look into getting started with Photoshop overlays, and beyond. But if you’ve never used overlays before, it may seem like more of a challenge than you expected. When you download a new set of Photoshop overlays to use in your images, you will no doubt be excited to get started.