There are a few reasons why your Photoshop file might be large. First, you might have used a lot of layers in your image. Layers can increase the size of a file because they create additional copies of the image. Second, you might have used high-resolution images in your project. High-resolution images can take up more space on your hard drive because they are larger files than standard-resolution images. Finally, you might have added a lot of text or other graphics to your image. These elements can also take up space on your hard drive and increase the size of your Photoshop file. ..