1. Under the "Meitu Xiu Xiu" software, enter the "Beauty" menu and select the "Slimming and Face-lifting" function, and use the appropriate brush size to push the slightly fat parts of the body inward.

2. When slimming, we should also pay due attention to the proportion of various parts of the body, such as shoulder width and the distance from the chest to the arms and armpits. For small details, you can choose a small brush to enlarge the photo.

3. After slimming perfectly, enter the "beautification" menu, select the "matting pen-automatic matting" function, draw the leg path with the matting pen, delete the unnecessary parts, and then click "Finish matting".

4. After jumping to the new interface, reduce the feathering value of the matting material, and then click "Foreground is Material" to save the matting material in "Jewelry-Custom" for future use.

5. Click "Beautify-Graffiti Pen" again, and smear your feet with white (background color) to leave room for long legs.

6. Finally, enter the "Decorations" menu, select the leg material of the silhouette in "Custom", keep the original size of 100% and blend well with the leg in the photo, and then use the mouse to pull down and extend the leg line. Save it and you're done.