How to change your Facebook username, and help others better identify your profile or page

You can set or change your Facebook username to help others better identify your profile or page by a distinctive URL. Here's how to do it.

You can't change your PayPal.Me link, but you can turn it off — here's how

You can't change your PayPal.Me link, and you can't delete it, but you can turn it off. Here's how to do it.