how to write user characteristics of an srs?

To write user characteristics in a Software Requirements Specification (SRS), start by identifying the target user groups and their specific traits, such as Demographics, technical proficiency, and goals. Use personas or user profiles to illustrate typical users, detailing their needs, preferences, and pain points related to the software. Additionally, consider the context of use, including the environment and scenariOS in which the software will be utilized. Ensure clarity and conciseness to facilitate understanding among stakeholders.