- `apps/v1beta1=true`
    - `apps/v1beta2=true`
    - `extensions/v1beta1/daemonsets=true,extensions/v1beta1/deployments=true,extensions/v1beta1/replicasets=true,extensions/v1beta1/networkpolicies=true,extensions/v1beta1/podsecuritypolicies=true`

* For Deployment, ReplicaSet, and DaemonSet, selectors are now immutable when updating via the new `apps/v1beta2` API. For backward compatibility, selectors can still be changed when updating via `apps/v1beta1` or `extensions/v1beta1`. ([#50719](https://github.com/kubernetes/kubernetes/pull/50719), [@crimsonfaith91](https://github.com/crimsonfaith91))

- Kubeadm: remove the deprecated kubeadm API `v1beta1`. Introduce a new kubeadm API `v1beta3`. See [kubeadm/v1beta3](https://pkg.go.dev/k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm/v1beta3) for a list of changes since `v1beta2`. Note that `v1beta2` is not yet deprecated, but will be in a future release. ([#101129](https://github.com/kubernetes/kubernetes/pull/101129), [@neolit123](https://github.com/neolit123))...

- Introduced API type `coordination.k8s.io/v1beta1/LeaseCandidate`
  `CoordinatedLeaderElection` feature moves to Beta ([#130751](https://github.com/kubernetes/kubernetes/pull/130751), [@Jefftree](https://github.com/Jefftree)) [SIG API Machinery, Etcd and Testing]

- Introduced the `admissionregistration.k8s.io/v1beta1/MutatingAdmissionPolicy` API type. To enable, enable the `MutatingAdmissionPolicy` feature gate (which was off by default) and set `--runtime-config=admissionregistration.k8s.io/v1beta1=true` on the kube-apiserver. 

- kube-proxy now reconciles Service/Endpoint changes with conntrack table and cleans up only stale...

- Kube-scheduler: support for configuration file version `v1beta1` is removed. Update configuration files to v1beta2(xref: https://github.com/kubernetes/enhancements/issues/2901) or v1beta3 before upgrading to 1.23. ([#104782](https://github.com/kubernetes/kubernetes/pull/104782), [@kerthcet](https://github.com/kerthcet))

- Kube-apiserver: --audit-log-version and --audit-webhook-version now only support the default value of audit.k8s.io/v1. The v1alpha1 and v1beta1 audit log versions, deprecated since 1.13, have been removed. ([#108092](https://github.com/kubernetes...

  Please use the command "kubeadm config migrate" to migrate your existing v1beta3 configuration to v1beta4.
  
  v1beta3 is now marked as deprecated but will continue to be supported until version 1.34 or later.

- Kube-apiserver: the AuthorizationConfiguration type accepted in `--authorization-config` files has been promoted to `apiserver.config.k8s.io/v1beta1`. ([#123640](https://github.com/kubernetes/kubernetes/pull/123640), [@liggitt](https://github.com/liggitt))...