Microsoft Copilot — privacy & data policy

Provider: Microsoft. PromptPrivacy score: 47/100. Last verified July 26, 2026.

What happens to your data?

Microsoft collects your interactions and content to provide, improve, and personalize its services, which includes using your data to train its AI models. Your data may be shared with affiliates, subsidiaries, and vendors, and is subject to various legal and security disclosures.

Does it train on your data?

Microsoft uses user data, including interactions and content, to develop, train, and fine-tune its AI models, including large language models (LLMs).

Can you opt out?

Yes, you can manage and delete your activity history via the privacy dashboard, though some data collection is required for the service to function.

Data retention

Not specified; retention periods vary significantly based on the purpose, nature, and sensitivity of the data, as well as legal and contractual obligations.

Encryption & security

Microsoft uses encryption to protect highly confidential data (such as credit card numbers or passwords) during transmission over the internet.

Is it safe for work?

Yes, the policy includes specific provisions for enterprise and developer products, including organizational management of accounts and data.

Source policy: https://privacy.microsoft.com/en-us/privacystatement