# Update all notifications state (/api-reference/subscribers/update-all-notifications-state)

Update all subscriber in-app (inbox) notifications state such as read, unread, seen or unseen by **subscriberId**.

{/* This file was generated by scripts\/generate-docs.mjs. Do not edit this file directly. Regenerate with pnpm run build:docs. */}

<APIPage document={"content/openapi/novu-spec.json"} operations={[{"path":"/v1/subscribers/{subscriberId}/messages/mark-all","method":"post"}]} webhooks={[]} hasHead={false} />