diff --git a/.changeset/strong-mangos-rest.md b/.changeset/strong-mangos-rest.md
new file mode 100644
index 00000000000..fd1a71a67bc
--- /dev/null
+++ b/.changeset/strong-mangos-rest.md
@@ -0,0 +1,5 @@
+---
+"@primer/react": minor
+---
+
+Remove the feature flag for `primer_react_segmented_control_tooltip` and GA tootip by default behavior.
diff --git a/packages/react/src/FeatureFlags/DefaultFeatureFlags.ts b/packages/react/src/FeatureFlags/DefaultFeatureFlags.ts
index 6a6ee596c57..0fe1a78ef99 100644
--- a/packages/react/src/FeatureFlags/DefaultFeatureFlags.ts
+++ b/packages/react/src/FeatureFlags/DefaultFeatureFlags.ts
@@ -5,7 +5,6 @@ export const DefaultFeatureFlags = FeatureFlagScope.create({
   primer_react_action_list_item_as_button: false,
   primer_react_select_panel_with_modern_action_list: false,
   primer_react_overlay_overflow: false,
-  primer_react_segmented_control_tooltip: false,
   primer_react_select_panel_fullscreen_on_narrow: false,
   primer_react_select_panel_order_selected_at_top: false,
 })
diff --git a/packages/react/src/SegmentedControl/SegmentedControl.test.tsx b/packages/react/src/SegmentedControl/SegmentedControl.test.tsx
index 7506c9fc151..9a7b2aac5c9 100644
--- a/packages/react/src/SegmentedControl/SegmentedControl.test.tsx
+++ b/packages/react/src/SegmentedControl/SegmentedControl.test.tsx
@@ -5,7 +5,6 @@ import {describe, expect, it, vi} from 'vitest'
 import BaseStyles from '../BaseStyles'
 import theme from '../theme'
 import ThemeProvider from '../ThemeProvider'
-import {FeatureFlags} from '../FeatureFlags'
 import {SegmentedControl} from '../SegmentedControl'
 
 const segmentData = [
@@ -144,19 +143,13 @@ describe('SegmentedControl', () => {
     }
   })
 
-  it('renders icon button with tooltip as label when feature flag is enabled', () => {
+  it('renders icon button with tooltip as label', () => {
     const {getByRole, getByText} = render(
-      <FeatureFlags
-        flags={{
-          primer_react_segmented_control_tooltip: true,
-        }}
-      >
-        <SegmentedControl aria-label="File view">
-          {segmentData.map(({label, icon}) => (
-            <SegmentedControl.IconButton icon={icon} aria-label={label} key={label} />
-          ))}
-        </SegmentedControl>
-      </FeatureFlags>,
+      <SegmentedControl aria-label="File view">
+        {segmentData.map(({label, icon}) => (
+          <SegmentedControl.IconButton icon={icon} aria-label={label} key={label} />
+        ))}
+      </SegmentedControl>,
     )
 
     for (const datum of segmentData) {
@@ -167,41 +160,20 @@ describe('SegmentedControl', () => {
     }
   })
 
-  it('renders icon button with tooltip description when feature flag is enabled', () => {
+  it('renders icon button with tooltip description', () => {
     const {getByRole, getByText} = render(
-      <FeatureFlags
-        flags={{
-          primer_react_segmented_control_tooltip: true,
-        }}
-      >
-        <SegmentedControl aria-label="File view">
-          {segmentData.map(({label, icon, description}) => (
-            <SegmentedControl.IconButton icon={icon} aria-label={label} description={description} key={label} />
-          ))}
-        </SegmentedControl>
-      </FeatureFlags>,
-    )
-
-    for (const datum of segmentData) {
-      const labelledButton = getByRole('button', {name: datum.label})
-      const tooltipElement = getByText(datum.description)
-      expect(labelledButton).toHaveAttribute('aria-describedby', tooltipElement.id)
-      expect(labelledButton).toHaveAccessibleName(datum.label)
-      expect(labelledButton).toHaveAttribute('aria-label', datum.label)
-    }
-  })
-
-  it('renders icon button with aria-label and no tooltip', () => {
-    const {getByRole} = render(
       <SegmentedControl aria-label="File view">
-        {segmentData.map(({label, icon}) => (
-          <SegmentedControl.IconButton icon={icon} aria-label={label} key={label} />
+        {segmentData.map(({label, icon, description}) => (
+          <SegmentedControl.IconButton icon={icon} aria-label={label} description={description} key={label} />
         ))}
       </SegmentedControl>,
     )
 
     for (const datum of segmentData) {
       const labelledButton = getByRole('button', {name: datum.label})
+      const tooltipElement = getByText(datum.description)
+      expect(labelledButton).toHaveAttribute('aria-describedby', tooltipElement.id)
+      expect(labelledButton).toHaveAccessibleName(datum.label)
       expect(labelledButton).toHaveAttribute('aria-label', datum.label)
     }
   })
diff --git a/packages/react/src/SegmentedControl/SegmentedControlIconButton.tsx b/packages/react/src/SegmentedControl/SegmentedControlIconButton.tsx
index 399f67be575..5dcd7a8f326 100644
--- a/packages/react/src/SegmentedControl/SegmentedControlIconButton.tsx
+++ b/packages/react/src/SegmentedControl/SegmentedControlIconButton.tsx
@@ -3,7 +3,6 @@ import type React from 'react'
 import type {IconProps} from '@primer/octicons-react'
 import type {SxProp} from '../sx'
 import {isElement} from 'react-is'
-import {useFeatureFlag} from '../FeatureFlags'
 import type {TooltipDirection} from '../TooltipV2'
 import classes from './SegmentedControl.module.css'
 import {clsx} from 'clsx'
@@ -35,56 +34,31 @@ export const SegmentedControlIconButton: React.FC<React.PropsWithChildren<Segmen
   tooltipDirection,
   ...rest
 }) => {
-  const tooltipFlagEnabled = useFeatureFlag('primer_react_segmented_control_tooltip')
-  if (tooltipFlagEnabled) {
-    return (
-      <BoxWithFallback
-        as="li"
-        sx={sxProp}
-        className={clsx(classes.Item, className)}
-        data-selected={selected || undefined}
-      >
-        <Tooltip
-          type={description ? undefined : 'label'}
-          text={description ? description : ariaLabel}
-          direction={tooltipDirection}
-        >
-          <BoxWithFallback
-            as="button"
-            aria-current={selected}
-            // If description is provided, we will use the tooltip to describe the button, so we need to keep the aria-label to label the button.
-            aria-label={description ? ariaLabel : undefined}
-            className={clsx(classes.Button, classes.IconButton)}
-            {...rest}
-          >
-            <span className={clsx(classes.Content, 'segmentedControl-content')}>
-              {isElement(Icon) ? Icon : <Icon />}
-            </span>
-          </BoxWithFallback>
-        </Tooltip>
-      </BoxWithFallback>
-    )
-  } else {
-    // This can be removed when primer_react_segmented_control_tooltip feature flag is GA-ed.
-    return (
-      <BoxWithFallback
-        as="li"
-        sx={sxProp}
-        className={clsx(classes.Item, className)}
-        data-selected={selected || undefined}
+  return (
+    <BoxWithFallback
+      as="li"
+      sx={sxProp}
+      className={clsx(classes.Item, className)}
+      data-selected={selected || undefined}
+    >
+      <Tooltip
+        type={description ? undefined : 'label'}
+        text={description ? description : ariaLabel}
+        direction={tooltipDirection}
       >
         <BoxWithFallback
           as="button"
-          aria-label={ariaLabel}
           aria-current={selected}
+          // If description is provided, we will use the tooltip to describe the button, so we need to keep the aria-label to label the button.
+          aria-label={description ? ariaLabel : undefined}
           className={clsx(classes.Button, classes.IconButton)}
           {...rest}
         >
           <span className={clsx(classes.Content, 'segmentedControl-content')}>{isElement(Icon) ? Icon : <Icon />}</span>
         </BoxWithFallback>
-      </BoxWithFallback>
-    )
-  }
+      </Tooltip>
+    </BoxWithFallback>
+  )
 }
 
 export default SegmentedControlIconButton