- HTTP/2 connection health check is enabled by default in all Kubernetes clients. The feature should work out-of-the-box. If needed, users can tune the feature via the HTTP2_READ_IDLE_TIMEOUT_SECONDS and HTTP2_PING_TIMEOUT_SECONDS environment variables. The feature is disabled if HTTP2_READ_IDLE_TIMEOUT_SECONDS is set to 0. ([#95981](https://github.com/kubernetes/kub...

  <mime-type type="application/vnd.powerbuilder75"/>
  <mime-type type="application/vnd.powerbuilder75-s"/>
  <mime-type type="application/vnd.preminet"/>
  <mime-type type="application/vnd.previewsystems.box">
    <glob pattern="*.box"/>
  </mime-type>
  <mime-type type="application/vnd.proteus.magazine">
    <glob pattern="*.mgz"/>
  </mime-type>
  <mime-type type="application/vnd.publishare-delta-tree">

  Until kubeadm supports the userns functionality out of the box, users can continue using the deprecated  `RootlessControlPlane` feature gate, or  opt-in `UserNamespacesSupport` by using kubeadm patches on the static pod manifests. ([#124997](https://github.com/kubernetes/kubernetes/pull/124997), [@neolit123](h...

- The feature Dynamic Kubelet Configuration is deprecated and kubelet will report warning when the flag `--dynamic-config-dir` is used. Feature gate `DynamicKubeletConfig` is disabled out of the box and needs to be explicitly enabled. ([#102966](https://github.com/kubernetes/kubernetes/pull/102966), [@SergeyKanzhelev](https://github.com/SergeyKanzhelev)) [SIG Cloud Provider, Instrumentation and Node]