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Preview features are new features that can only be used by opting in using a corresponding feature flag.

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## Enabling preview features

Some releases include Preview features that are not considered production-ready, and must be enabled before you can use them. For more information about enabling Preview features, refer to the following documentation:

- [Enable Prisma Client and schema preview features](/orm/reference/preview-features/client-preview-features)
- [Enable Prisma CLI preview features](/orm/reference/preview-features/cli-preview-features)

:::warning

We do not recommend using Preview features in production.

:::

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# How to upgrade