To change any of your account settings, click on the 'settings' icon on the bottom left of any page on Chess.com

Or, go here: https://www.chess.com/settings

This will take you to your settings page where you can see all the options for your account.

Click any of the following to learn more about each setting: Settings, Board and Pieces, Themes, Live Chess, Daily Chess, Puzzles, Lessons, Computer, Privacy, Blocking, Following, Notifications, Connected Accounts, Blog, Account / Payment, Password