Rancher Docs: Upgrades
rancher.com › docs › rkeEach version of RKE has a specific list of supported Kubernetes versions. In case the Kubernetes version is defined in the kubernetes_version directive and under the system-images directive, the system-images configuration will take precedence over the kubernetes_version. This page covers the following topics: How upgrades work; Prerequisites
Helm | Helm Version Support Policy
helm.sh › docs › topicsHelm Version Support Policy. This document describes the maximum version skew supported between Helm and Kubernetes. Supported Versions. Helm versions are expressed as x.y.z, where x is the major version, y is the minor version, and z is the patch version, following Semantic Versioning terminology.
Releases | Kubernetes
https://kubernetes.io/releasesKubernetes 1.18 and older received approximately 9 months of patch support. Kubernetes versions are expressed as x.y.z, where x is the major version, y is the minor version, and z is the patch version, following Semantic Versioning terminology. More information in the version skew policy document.