Mandate the minimum version of SMB - LanmanWorkstation MinSmb2Dialect

Information

This policy controls the minimum version of SMB protocolNote: This group policy does not prevent use of SMB 1 if that component is still installed and enabled.

Solution

Policy Path: Network\Lanman Workstation
Policy Setting Name: Mandate the minimum version of SMB

See Also

https://techcommunity.microsoft.com/blog/microsoft-security-baselines/security-baseline-for-windows-server-2025-version-2506/4426431