This article explains how to change your URL on Facebook and other major social networks. Knowing your profile URL and sharing it with friends can make it easier for them to find you on social media.
Link or change your social media profile
Not all major social networks automatically create profile URLs based on your full name or username when you sign up.
When you use X, Instagram and Pinterest, your URL is always: (service).com/username.
When you change your username on any of these social networks, your URL will automatically change.