Privacy and Data Controls in ChatGPT: Model Training, Temporary Chat, Memory and Business Plans
On personal ChatGPT plans "Improve the model for everyone" is on by default, and turning it off only affects new chats; Business, Enterprise and Edu data is not used for training by default. The feedback and Daybreak exceptions, voice recordings, 30-day deletion, how Temporary Chat is kept, business boundaries, Space and dots as of 15 November 2026, a masking practice for KVKK and the rule list of Bookstore's support team.
15 Nov 2026
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9 min
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