CHANGING AN EMPLOYEE'S PAY GROUP. Answer in detail:If this is a new Pay Group and has not been created, you must go to the Maintain Employer screen and create the Pay Group first. If the Pay Group exists, click on Search Employee and pull up the employees information screen. Go to the PAYGROUP field and click on the arrow next to it and highlight the Pay Group you wish to change it to then scroll to the bottom of the screen and click on UPDATE.