You are a customer service administrator for a mid-sized company using Dynamics 365 Customer Service. The support team has been receiving a high volume of cases related to password resets, account unlock requests, and other common IT issues. These cases are taking up significant time for your tier-1 agents, causing longer wait times for more complex issues. Management wants to reduce the workload on agents while maintaining customer satisfaction. You need to implement a solution that allows customers to resolve these common issues themselves without contacting an agent. The solution should be easy to set up and maintain, and should integrate with the existing case management system. What should you do?