Photoshop is a powerful image editor that can be used to create graphics, photos, and videos. One of its features is the ability to use green screen in order to create realistic images. Green screen is a technique used in photography and video production to create backgrounds that are not actually there, such as when using a green screen for an action scene in a movie. To use green screen in Photoshop, first make sure that you have the necessary software installed. Then open up Photoshop and click on the File menu and select New File. In the New File dialog box, enter a name for your new file and click on the OK button. Next, open up your green screen image file and click on the Edit button. In the Edit dialog box, you will see two tabs: The Background tab and The Image tab. The Background tab will contain all of the information about your green screen image. The Image tab will contain all of the information about how your green screen image will look when it is displayed on your computer or television. Click on the OK button on both tabs before closing Photoshop. Now you can start creating your beautiful images!