Your Linktree username is at the end of your Linktree URL. All you need to do is remove 'https://linktr.ee/' from your URL.
Example
Your Linktree URL: https://linktr.ee/USER_NAME
Your Linktree Username: USER_NAME
💡Tip: If you've forgotten your password, read more here.
#Username #AccountName #URLName #URL #LinktreeUsername