; or (ii) has not notified the Commission, a child, or a parent or legal guardian of a child of a change to such an affirmation as required by subparagraph (B). (D) Notification of deregistration (i) Notification of large social media platform providers by Commission If the Commission deregisters a third-party safety software provider under subparagraph (C), the Commission shall notify each large social media platform provider of— (I) the deregistration of the third-party safety software provider; and (II) the specific reason for the deregistration. (ii) Notification of children and parents or legal guardians by large social media platform providers A large social media platform provider that receives a notification from the Commission under clause (i) that a third-party safety software provider has been deregistered by the Commission under subparagraph (C) shall notify each child with respect to whose account with the large social media platform the service of the third-party safety software provider was operating and (if a parent or legal guardian of the child made the delegation under subsection (a) with respect to the account) the parent or legal guardian of— (I) the deregistration of such third-party safety software provider