“Photoshop how to books” refer to instructional manuals and guides that teach users various techniques and skills in using Adobe Photoshop software. These books provide step-by-step instructions and visual aids to help users learn and master different features and functions of the software, from basic editing to advanced graphic design and manipulation. Whether for beginners looking to learn the basics or advanced users seeking to expand their skills, these books offer a comprehensive resource for enhancing their proficiency in using Photoshop.