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title: Upgrading and Maintaining Flex Gateway
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product: Omni Gateway
version: 1.9
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# Upgrading and Maintaining Flex Gateway

> For the full documentation index, see: https://docs.mulesoft.com/llms.txt

Refer to these topics to learn about Flex Gateway release channels and Flex Gateway maintenance
tasks.

Flex Gateway Release Cadence and Support

- [Flex Gateway Version Lifecycle](https://docs.mulesoft.com/gateway/1.9/flex-gateway-version-lifecycle)

Managed Flex Gateway Maintenance

- [Upgrade or Delete Managed Flex Gateway](https://docs.mulesoft.com/gateway/1.9/flex-gateway-managed-upgrade-delete)

Self-Managed Flex Gateway Maintenance

- [Upgrade Self-Managed Flex Gateway](https://docs.mulesoft.com/gateway/1.9/flex-gateway-upgrade)

- [Delete an Instance of Self-Managed Flex Gateway](https://docs.mulesoft.com/gateway/1.9/flex-gateway-delete)

- [Uninstall Self-Managed Flex Gateway](https://docs.mulesoft.com/gateway/1.9/flex-gateway-uninstall)

- [Renew Self-Managed Flex Gateway Registration](https://docs.mulesoft.com/gateway/1.9/flex-gateway-renew-certificate)