1. Log in to your DirectAdmin Account. 2. In the E-mail Manager section, click on E-mail Accounts or type E-mail Accounts in the navigation filter box. The option will appear. Click on it. 3. Under the Email Account list, the email address appears with a plus icon on the right side. 4. Click on the Plus icon and choose Change Password/Username. 5. In the Username field, modify/rename your email username.6. Click on Save. Your email address will be renamed successfully.