After your preliminary username change you are just enabled to change it as soon as, inning accordance with the guidelines and standards of Facebook.
What Is My Facebook Username
Get a New URL.
Action. 1 Log in to Facebook.
Action. 2 Clear the URL bar, and enter "www.facebook.com/username." Select from the list of readily available names, or examine the box next to the empty field to go into a custom username.
Action. 3 Click the "Check Availability" button, and click the "Confirm" button to finish the procedure.
Change Your Existing URL.
Action. 1 Click the "Settings" button at the top of the Facebook website.
Action. 2 Click the "Change" link beside the "Username" section. Highlight your existing user name and press the "Delete" or
"Backspace" button to remove the existing name, and enter a new username.
Action. 3 Click the "Examine Schedule" button, and click "Verify" to finish the switch What Is My Facebook Username.