The primary benefits of UAT for businesses include: - Validation of Business Requirements: Ensures that the application meets the specified business requirements. - Improved User Experience: Enhances the usability and functionality of the product based on user feedback. - Risk Mitigation: Reduces the risk of defects and issues post-deployment. - Cost Efficiency: Identifies issues early, resulting in cost savings related to bug fixes and support. - Stakeholder Confidence: Builds confidence among stakeholders that the system is ready for production.