- Kubeadm now prints warnings instead of throwing errors if the current system time is outside of the NotBefore and NotAfter bounds of a loaded certificate.  ([#94504](https://github.com/kubernetes/kubernetes/pull/94504), [@neolit123](https://github.com/neolit123))

- Kubeadm: added support for the flag `--print-manifest` to the addon phases `kube-proxy` and `coredns` of `kubeadm init phase addon`. If this flag is `usedkubeadm` will not apply a given addon and instead print to the terminal the API objects that will be applied. ([#109995](https://github.com/kubernetes/kubernetes/pull/109995), [@wangyysde](https://github.com/wangyysde))

- Kube-proxy: delete stale conntrack UDP entries for loadbalancer ingress IP. ([#104009](https://github.com/kubernetes/kubernetes/pull/104009), [@aojea](https://github.com/aojea))
- Kube-scheduler now doesn't print any usage message when unknown flag is specified. ([#104503](https://github.com/kubernetes/kubernetes/pull/104503), [@sanposhiho](https://github.com/sanposhiho))

- Kubectl: add `LAST RESTART` column to `kubectl get pods` output. ([#100142](https://github.com/kubernetes/kubernetes/pull/100142), [@Ethyling](https://github.com/Ethyling))
- Kubemark's hollow-node will now print flags before starting. ([#101181](https://github.com/kubernetes/kubernetes/pull/101181), [@mm4tt](https://github.com/mm4tt))

- `kubectl rollout restart` now works for DaemonSets and StatefulSets. ([#77423](https://github.com/kubernetes/kubernetes/pull/77423), [@apelisse](https://github.com/apelisse))
- `kubectl get --watch=true` now prints custom resource definitions with custom print columns. ([#76161](https://github.com/kubernetes/kubernetes/pull/76161), [@liggitt](https://github.com/liggitt))

- Kubeadm now prints all the kubelets and nodes that need to be upgraded when running "upgrade plan".
   ([#123578](https://github.com/kubernetes/kubernetes/pull/123578), [@carlory](https://github.com/carlory))

* Get command uses OpenAPI schema to enhance display for a resource if run with flag 'use-openapi-print-columns'.  ([#46235](https://github.com/kubernetes/kubernetes/pull/46235), [@droot](https://github.com/droot))
    * An example command:
    * kubectl get pods --use-openapi-print-columns

    * Kubelet: periodically update machine info to support hot-add/remove
* kubeadm: add certificate-key and skip-certificate-key-print flags to kubeadm init ([#74671](https://github.com/kubernetes/kubernetes/pull/74671), [@yagonobre](https://github.com/yagonobre))

  in `alpha`, we will recognize the prior annotation. This migration support will be removed in `beta`/`GA`. ([#118942](https://github.com/kubernetes/kubernetes/pull/118942), [@justinsb](https://github.com/justinsb))
- `kubectl` will not print events if `--show-events=false` argument is passed to
  describe PVC subcommand. ([#120380](https://github.com/kubernetes/kubernetes/pull/120380), [@MaGaroo](https://github.com/MaGaroo))

- Kubeadm: when a sub command is needed but not provided for a kubeadm command, print a help screen instead of showing a short message. ([#111277](https://github.com/kubernetes/kubernetes/pull/111277), [@chymy](https://github.com/chymy))