Adjusting the nose piece on goggles is easy. First, locate the adjustable nose piece on the goggles. Then, gently pull or push the nose piece to change its position. Keep adjusting until the goggles fit comfortably on your face. Ensure there is enough space for the nose, without any pressure or discomfort. Once you find a comfortable position, secure the nose piece by clicking it into place or tightening any screws. Test the fit by wearing the goggles and checking if they feel secure and snug on your face. Adjustments may vary depending on the design of the goggles, so refer to the user manual if needed. With these simple steps, you can customize the fit of your goggles and enjoy a comfortable and secure swimming or diving experience.