How to Restrict Usernames and User Emails in WordPress (www.wpbeginner.com)

Are you looking for a way to stop users from using specific usernames in WordPress?

If you allow people to register for your website, then there’s always a risk that people might register usernames that contain foul language, trademark words, official sounding names, or have other issues.

In this article, we will show you how to restrict usernames in WordPress.