Adding a border to an image

Horse chestnut, monochrome, Autumn, Fall
  • Make a copy of the background layer “CTRL + J”
  • Image>Resize>Canvas Size
  • Set your border width & height preferences (2cm is a good starting point)
  • Ensure “Relative” is ticked
  • Make sure the”Anchor” window has 8 arrows pointing in all directions
  • Select your colour
  • Click “OK”