How does ps add border lines to pictures?

Operating steps/methods

1. Open PS and put the picture to be bordered in PS.

2. Right-click the layer and select Stroke in the Blending option.

3. Select internal or external strokes as needed, adjust the stroke size and save.

4. According to the above steps, you can add a border line to the picture in ps.

Matters needing attention/summary

1. You can select an external stroke for the graphic border. 2. You can select an internal line for the picture border.