Microsoft Intune supports management of legacy Windows devices in several ways, including:

1. Configuration Manager co-management : Microsoft Intune can be used in conjunction with System Center Configuration Manager (SCCM) to enable co-management of Windows devices. This allows organizations to manage both legacy and modern Windows devices from a single console, with the flexibility to use Intune for management tasks that are better suited to a cloud-based approach.

2. Group Policy management : Microsoft Intune can be used to manage Group Policy settings on legacy Windows devices, ensuring that they meet specific security and configuration requirements.
3. Software deployment : Microsoft Intune can be used to deploy software packages to legacy Windows devices, including updates, patches, and line-of-business applications.

4. Compliance policies : Microsoft Intune can be used to enforce compliance policies on legacy Windows devices, ensuring that they meet specific security and configuration requirements.

5. Integration with other Microsoft technologies : Microsoft Intune can be integrated with other Microsoft technologies, such as System Center Configuration Manager (SCCM), to provide a comprehensive solution for managing legacy Windows devices.