Due to upgrade issues with the Envoy gateway and the offline installation environments, upgrading to MKE 4k 4.1.3 is not recommended. These issues will be fixed in a future release. For version 4.1.3, Mirantis only supports fresh installations.

MetalLB load balancer service

Metallb is not supported in child clusters as the cloud provider is always installed.

Refer to MetalLB load balancer for more details.