2. Execute the file-open command,

3. Select the photo to be modified in the Open dialog box, and then click the Open button.

4. Select the layer where the picture is located and press CTRL+L to copy a layer as the background copy.

5. Execute the "Filter-Liquefaction" command to open the Liquefaction dialog box.

6. Select "Propulsion Tool" in the liquefaction dialog box.

7. Select "Forward Tool" and set it in the tool options in the right column; Keywords brush density, brush size, brush pressure,

8. Then drag and drop it with the "Push Tool" where it needs to be modified.

9. After rough estimation, click the "OK" button on the right to finish liquefaction editing.

10, CTRL+T to select the background copy layer image, and then drag the surrounding handles to adjust the image.

1 1. Double-click the picture to finish editing, and CTRL+S can save the picture.