In retouching software, we can achieve slimming by retouching, and the specific operation is as follows:

Step 1: Open the ps software and double-click the black background with the left mouse button.

Step 2: In the "Open" dialog box that pops up, select the picture of the person who needs to lose weight and click the "Open" button.

Step 3: To avoid mistakes, we use the shortcut key Ctrl+J to copy the background layer.

Step 4: Select the Liquefaction option in the Edit menu bar.

Step 5: In the Liquefaction interface, set parameters such as brush size, brush density and brush pressure in the tool options on the right.

Step 6: Hold down the left mouse button in the picture and push it to the inside of the picture to make it thinner. Click the "OK" button after the operation. The character slimming operation in ps software is completed.