Avoid Products That Damage the Skin
For square faces, the focus should be drawn to the middle of the face to give it a softer expression and eliminate the angles that add harshness, and for this, vibrant colors should be used. First, apply a foundation suitable for the skin tone. Using a foundation 1-2 shades darker on the upper part of the face, create a curved shadow starting from the hairline towards the temples.
Makeup Applications from Celebrities
In the lower section that follows, a bow-shaped shadow should be applied from the top of the ear down to the chin.
Apply highlighter to the chin, and also apply highlighter to the outer part of the eye and the tip of the cheekbone.
Dress the lips vibrantly, and apply blush in a triangular shape, like on round faces. Jessica Simpson's makeup and hair applications will give you ideas.