Judgment of the Court (Fourth Chamber) of 4 October 2024.#Maximilian Schrems v Meta Platforms Ireland Limited.#Request for a preliminary ruling from the Oberster Gerichtshof.#Reference for a preliminary ruling – Protection of natural persons with regard to the processing of personal data – Regulation (EU) 2016/679 – Online social networks – General terms of use relating to contracts concluded between a digital platform and a user – Personalised advertising – Article 5(1)(b) – Principle of purpose limitation – Article 5(1)(c) – Principle of data minimisation – Article 9(1) and (2) – Processing of special categories of personal data – Data concerning sexual orientation – Data which are made public by the data subject.#Case C-446/21.