Open Chess.com and sign in to your account
Go to your account settings or profile settings
Look for the account linking, connected accounts, or integrations section
Select the option to link an external account
Choose the platform you want to connect if it is available
Follow the on-screen login or authorization steps
Sign in to the external account when prompted
Confirm the connection and permissions
Check your profile or settings to verify the accounts are linked
If no linking option exists, contact Chess.com support for help