How to cut a picture?

Photoshop software can be used for matting, and the methods are as follows:

1. First, open the PS software on the computer, and then open the picture to be processed in PS.

2. Next, press the shortcut key "Ctrl+j" to copy the background layer, and the subsequent operations will be carried out on the copied layer.

3. Then select "Quick Selection Tool" in the toolbar on the left, and select the place that needs to be deducted from the picture.

4. Next, press the shortcut key "Ctrl+j" to copy the selection layer, and you can take off the image button.