Photo retouching is the process of enhancing or altering images to improve their appearance. This can involve adjusting colors, removing blemishes, or correcting lighting issues. Retouching is commonly used in various fields, including fashion, advertising, and portrait photography, to create visually appealing images. The techniques used in photo retouching can range from simple edits, like cropping and color correction, to more complex alterations, such as removing unwanted objects or adding special effects. Software like Adobe Photoshop is often employed for these tasks, allowing artists to achieve professional-quality results.