Photoshop software is very powerful, and its "filter-liquefaction" tool can be used to change the smile on people's faces.

With Photoshopcc20 14 software, the specific methods to change the smiling faces of characters are as follows:

1, open ps software, open a picture and copy the layer;

2. Open "Filter-Liquefaction" and click "Forward Deformation" tool to set the brush size and pressure;

3. Distort the corners of the mouth and eyes of the characters until they are satisfied;

4. Use "Smudge Tool" and "Blur Tool" to further modify the deformation area;

5. "File-Save As" JPG format picture, complete.