I don't know why but, when I save a Photoshop file it automatically changes the file size and adds a white padding on the top and bottom of the image: see a screen recording how this is happening here:
Is there any way to fix this?
Graphic Design Stack Exchange is a question and answer site for Graphic Design professionals, students, and enthusiasts. It only takes a minute to sign up.Sign up to join this community
Your artboard is smaller than your canvas. Save, Save As, and Save for Web saves the entire canvas not merely the artboard you are working on.
File > Export > Export As... rather than Save or Save For Web if you need to save artboards and not the entire canvas. Save, Save As, and Save For Web don’t recognize (acknowledge) artboard sizes.