- `ServiceNodeExclusion`, `NodeDisruptionExclusion` and `LegacyNodeRoleBehavior` features have been promoted to GA. `ServiceNodeExclusion` and `NodeDisruptionExclusion` are now unconditionally enabled, while `LegacyNodeRoleBehavior` is unconditionally disabled. To prevent control plane nodes from being added to load balancers automatically, upgrade users need to add "node.kubernetes.io/exclude-from-external-load-balancers" label to control plane nodes. ([#9754...

- The `SetHostnameAsFQDN` graduates to GA and thus will be unconditionally disabled. ([#101294](https://github.com/kubernetes/kubernetes/pull/101294), [@javidiaz](https://github.com/javidiaz))

- The deprecated feature gates GCERegionalPersistentDisk, EnableAggregatedDiscoveryTimeout and PersistentLocalVolumes are now unconditionally enabled and can no longer be specified in component invocations. ([#82472](https://github.com/kubernetes/kubernetes/pull/82472), [@draveness](https://github.com/draveness))

- The `BoundServiceAccountTokenVolume` feature gate that is GA since v1.22 is unconditionally enabled, and can no longer be specified via the `--feature-gates` argument. ([#104167](https://github.com/kubernetes/kubernetes/pull/104167), [@ialidzhikov](https://github.com/ialidzhikov))

- The feature gates `CSIMigrationGCE` is graduated to GA and were unconditionally enabled have been removed in `v1.25`, and the entire `gcepd` package has been removed. ([#117055](https://github.com/kubernetes/kubernetes/pull/117055), [@cyclinder](https://github.com/cyclinder))

- `CSRDuration` feature gate that graduated to GA in 1.24 and is unconditionally
  enabled now removed in v1.26.
   ([#112386](https://github.com/kubernetes/kubernetes/pull/112386), [@Shubham82](https://github.com/Shubham82))

- The `CSIMigrationAzureFile` feature gate (for the feature which graduated to GA in v1.26) is now unconditionally enabled and will be removed in v1.28. ([#114953](https://github.com/kubernetes/kubernetes/pull/114953), [@enj](https://github.com/enj))

- The following features are unconditionally enabled and the corresponding `--feature-gates` flags have been removed: `PodPriority`, `TaintNodesByCondition`, `ResourceQuotaScopeSelectors` and `ScheduleDaemonSetPods` ([#86210](https://github.com/kubernetes/kubernetes/pull/86210), [@drave...

- The GA feature-gate APISelfSubjectReview is removed, and the feature is unconditionally enabled. ([#122032](https://github.com/kubernetes/kubernetes/pull/122032), [@carlory](https://github.com/carlory)) [SIG Auth and Testing]

- The Pod `spec.podOS` field is promoted to GA. The `IdentifyPodOS` feature gate unconditionally enabled, and will no longer be accepted as a `--feature-gates` parameter in 1.27. ([#111229](https://github.com/kubernetes/kubernetes/pull/111229), [@ravisantoshgudimetla](https://github.com/ravisantoshgudimetla))