There are a few steps you can take to remove an image from Photoshop:

  1. Choose the option to “Edit > Preferences > General.” In this window, you’ll need to set the “Image Size” and “Image Format” preferences.
  2. Click on the “Remove Image” button in the bottom left corner of the preferences window.
  3. In the resulting dialog, you’ll need to select the file you want to remove and then click on the “Remove” button.