How do I change my username? December 27, 2018 07:16 Updated Follow You can change your LeetCode username in the 'Account Information' section of your Profile page. Click on 'Account' -> 'LeetCode ID' -> 'Edit'. Related articles What does [1,null,2,3] mean in binary tree representation? How can I delete my account? How do I change my primary email for my account? How do I change my password? Why all my solutions in the code editor suddenly went missing?