Here’s a couple of quick method to add borders around your image.
- Open your picture
- Select the Crop Tool (C), make a selection to crop the entire picture
- Drag the handles to make the borders. (Fig.1)
- Open your picture.
- Select Image > Canvas Size.
- Make sure “Relative” is checked, and input border thickness. (Fig.2)
Tip: Before applying Crop or Canvas Size, you can change the current background color in the color palette to define your border colors.