Your Facebook profile needs a User ID, which is a series of numbers that does not directly recognize you. Whether or not you want to build a username, you are will get a User ID. Find out how to locate your user ID.
Username for Facebook
Your public profile includes usernames and account IDs, which will help your friends to find you on Facebook. The domain address for your profile or Page (for example, Facebook.com/yourname) is known as a username. Find out how to make a username.
Name of the user
Jane.doe33 or janedoe3 are examples of usernames that are variations of the name. You have the option of using the username that Facebook recommends or can creating your own username by using the name generator.
Usernames may be used for a variety of purposes, including:
Create a unique link to your profile (for example, www.facebook.com/janedoe3) that you can share with your friends or post to other websites. Facebook allows you to find out more about others. If your username is janedoe3, for example, your friends can see your profile and other public information by going to “facebook.com/janedoe3.”
User IDs can be used to:
Allow someone with the ID to see your entire profile, including any publicly available content. By linking your Facebook account to other apps, you can help them personalize your experience. When you authorize applications to link to your Facebook account, they can access public information such as your public profile and contact list by using your user ID. When you have a complaint with an app or game, your User ID will assist the developer with properly understanding and addressing your unique complaints.
How you can create a username using the Name Combiner Tool
To create your username you just have to select 2 names and enter them in the required area. Combine both names and you will get so many options. Select the best one you like and make that name your username for your Facebook account.