A user manual, also known as a user guide, instruction manual, or owner's manual, is a document that provides information on how to operate, maintain, and troubleshoot a particular product. Some other synonyms for a user manual include operating instructions, user handbook, usage guide, instruction booklet, and owner's handbook. These terms are commonly used interchangeably in different industries and product types. As the emphasis on user experience has increased, many companies are also developing interactive guides and online help systems to provide users with more comprehensive and interactive support. Regardless of the terminology used, the purpose of a user manual is to provide users with clear and concise instructions on how to best utilize a product.