A product manual is a document that provides instructions and information about a specific product. It typically includes details on how to set up, use, and maintain the product, ensuring that users can operate it safely and effectively. Manuals may also contain troubleshooting tips and warranty information. These manuals are essential for various products, from electronics like smartphones to appliances such as washing machines. They help users understand the features and functions of their purchases, making it easier to get the most out of their investment.