Photoshop is a powerful program that can be used to create beautiful graphics and photos. However, sometimes it can be difficult to change the size of the canvas. Here are some tips on how to do this:

  1. Open Photoshop and click on the File menu and select New File.
  2. In the New File dialog, enter a name for your new file and click on the OK button.
  3. When you have finished creating your new file, open it in Photoshop and change its size to whatever you want it to be.