User ID Changer is a simple plugin which allows administrators to change User ID’s of users on their WordPress sites. It also changes the associated posts & comments for that new User ID. It is always recommended to change the default admin user ID from 1 to something else. User ID Changer is used at your own risk & carries not warranties. If somethng untoward should happend, just re-run the User ID Changer and reassign the Old ID back again. ALWAY BACKUP YOUR WORDPRESS DATABASE BEFORE MAKING CHANGES.