**To update a contact's attribute** The following ``update-contact-attributes`` example updates the ``greetingPlayed`` attribute for the specified Amazon Connect user. :: aws connect update-contact-attributes \ --initial-contact-id 11111111-2222-3333-4444-12345678910 \ --instance-id a1b2c3d4-5678-90ab-cdef-EXAMPLE11111 \ --attributes greetingPlayed=false This command produces no output. For more information, see `Use Amazon Connect Contact Attributes `__ in the *Amazon Connect Administrator Guide*.