The steps are as follows:
1, take out a square origami.
2. Step 2: Fold diagonally and unfold.
3. Step 3: Fold the bottom corner.
4. Step 4: Fold the lower left corner and the lower right corner to the rear centerline.
Step 5: Fold the right corner to the left.
6. Step 6, as shown in the figure, fold the right corner back to the right.
7. Step 7: Fold the right corner to the back.
8. Step 8: Fold the left corner, too.
9. Step 9: Fold the top corner of white inward.
10, fold the left and right vertex angles.