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 are fixed in the 4.1.4 release. For version 4.1.3, Mirantis only supports fresh installations.

Airgap options

Common configuration file section: .spec.airgap

Currently, offline installation is not supported for child clusters, though options do exist in the MkeChildConfig configuration file.

Refer to Offline installation for more details.