diff --git a/packages/react-native/Libraries/LogBox/__tests__/LogBox-integration-test.js b/packages/react-native/Libraries/LogBox/__tests__/LogBox-integration-test.js
index 07ea7507d77752..b6583f74a4a113 100644
--- a/packages/react-native/Libraries/LogBox/__tests__/LogBox-integration-test.js
+++ b/packages/react-native/Libraries/LogBox/__tests__/LogBox-integration-test.js
@@ -11,45 +11,29 @@
 import {
   DoesNotUseKey,
   FragmentWithProp,
+  ManualConsoleError,
+  ManualConsoleErrorWithStack,
 } from './__fixtures__/ReactWarningFixtures';
 import * as React from 'react';
 
 const LogBoxData = require('../Data/LogBoxData');
 const TestRenderer = require('react-test-renderer');
 
-const installLogBox = () => {
-  const LogBox = require('../LogBox');
+const ExceptionsManager = require('../../Core/ExceptionsManager.js');
 
+const installLogBox = () => {
+  const LogBox = require('../LogBox').default;
   LogBox.install();
 };
 
 const uninstallLogBox = () => {
-  const LogBox = require('../LogBox');
+  const LogBox = require('../LogBox').default;
   LogBox.uninstall();
 };
 
-const BEFORE_SLASH_RE = /(?:\/[a-zA-Z]+\/)(.+?)(?:\/.+)\//;
-
-const cleanPath = message => {
-  return message.replace(BEFORE_SLASH_RE, '/path/to/');
-};
-
-const cleanLog = logs => {
-  return logs.map(log => {
-    return {
-      ...log,
-      componentStack: log.componentStack.map(stack => ({
-        ...stack,
-        fileName: cleanPath(stack.fileName),
-      })),
-    };
-  });
-};
-
-// TODO(T71117418): Re-enable skipped LogBox integration tests once React component
-// stack frames are the same internally and in open source.
-// eslint-disable-next-line jest/no-disabled-tests
-describe.skip('LogBox', () => {
+// TODO: we can remove all the symetric matchers once OSS lands component stack frames.
+// For now, the component stack parsing differs in ways we can't easily detect in this test.
+describe('LogBox', () => {
   const {error, warn} = console;
   const mockError = jest.fn();
   const mockWarn = jest.fn();
@@ -57,10 +41,14 @@ describe.skip('LogBox', () => {
   beforeEach(() => {
     jest.resetModules();
     jest.restoreAllMocks();
+    jest.spyOn(console, 'error').mockImplementation(() => {});
 
     mockError.mockClear();
     mockWarn.mockClear();
-
+    // Reset ExceptionManager patching.
+    if (console._errorOriginal) {
+      console._errorOriginal = null;
+    }
     (console: any).error = mockError;
     (console: any).warn = mockWarn;
   });
@@ -79,7 +67,10 @@ describe.skip('LogBox', () => {
     // so we can assert on what React logs.
     jest.spyOn(console, 'error');
 
-    const output = TestRenderer.create(<DoesNotUseKey />);
+    let output;
+    TestRenderer.act(() => {
+      output = TestRenderer.create(<DoesNotUseKey />);
+    });
 
     // The key error should always be the highest severity.
     // In LogBox, we expect these errors to:
@@ -88,16 +79,37 @@ describe.skip('LogBox', () => {
     //   - Pass to console.error, with a "Warning" prefix so it does not pop a RedBox.
     expect(output).toBeDefined();
     expect(mockWarn).not.toBeCalled();
-    expect(console.error.mock.calls[0].map(cleanPath)).toMatchSnapshot(
-      'Log sent from React',
-    );
-    expect(cleanLog(spy.mock.calls[0])).toMatchSnapshot('Log added to LogBox');
-    expect(mockError.mock.calls[0].map(cleanPath)).toMatchSnapshot(
-      'Log passed to console error',
-    );
+    expect(console.error).toBeCalledTimes(1);
+    expect(console.error.mock.calls[0]).toEqual([
+      'Each child in a list should have a unique "key" prop.%s%s See https://react.dev/link/warning-keys for more information.%s',
+      '\n\nCheck the render method of `DoesNotUseKey`.',
+      '',
+      expect.stringMatching('at DoesNotUseKey'),
+    ]);
+    expect(spy).toHaveBeenCalledWith({
+      level: 'warn',
+      category: expect.stringContaining(
+        'Warning: Each child in a list should have a unique',
+      ),
+      componentStack: expect.anything(),
+      componentStackType: 'stack',
+      message: {
+        content:
+          'Warning: Each child in a list should have a unique "key" prop.\n\nCheck the render method of `DoesNotUseKey`. See https://react.dev/link/warning-keys for more information.',
+        substitutions: [
+          {length: 45, offset: 62},
+          {length: 0, offset: 107},
+        ],
+      },
+    });
 
     // The Warning: prefix is added due to a hack in LogBox to prevent double logging.
-    expect(mockError.mock.calls[0][0].startsWith('Warning: ')).toBe(true);
+    // We also interpolate the string before passing to the underlying console method.
+    expect(mockError.mock.calls[0]).toEqual([
+      expect.stringMatching(
+        'Warning: Each child in a list should have a unique "key" prop.\n\nCheck the render method of `DoesNotUseKey`. See https://react.dev/link/warning-keys for more information.\n    at ',
+      ),
+    ]);
   });
 
   it('integrates with React and handles a fragment warning in LogBox', () => {
@@ -108,7 +120,10 @@ describe.skip('LogBox', () => {
     // so we can assert on what React logs.
     jest.spyOn(console, 'error');
 
-    const output = TestRenderer.create(<FragmentWithProp />);
+    let output;
+    TestRenderer.act(() => {
+      output = TestRenderer.create(<FragmentWithProp />);
+    });
 
     // The fragment warning is not as severe. For this warning we don't want to
     // pop open a dialog, so we show a collapsed error UI.
@@ -118,15 +133,125 @@ describe.skip('LogBox', () => {
     //   - Pass to console.error, with a "Warning" prefix so it does not pop a RedBox.
     expect(output).toBeDefined();
     expect(mockWarn).not.toBeCalled();
-    expect(console.error.mock.calls[0].map(cleanPath)).toMatchSnapshot(
-      'Log sent from React',
-    );
-    expect(cleanLog(spy.mock.calls[0])).toMatchSnapshot('Log added to LogBox');
-    expect(mockError.mock.calls[0].map(cleanPath)).toMatchSnapshot(
-      'Log passed to console error',
-    );
+    expect(console.error).toBeCalledTimes(1);
+    expect(console.error.mock.calls[0]).toEqual([
+      'Invalid prop `%s` supplied to `React.Fragment`. React.Fragment can only have `key` and `children` props.%s',
+      'invalid',
+      expect.stringMatching('at FragmentWithProp'),
+    ]);
+    expect(spy).toHaveBeenCalledWith({
+      level: 'warn',
+      category: expect.stringContaining('Warning: Invalid prop'),
+      componentStack: expect.anything(),
+      componentStackType: expect.stringMatching(/(stack|legacy)/),
+      message: {
+        content:
+          'Warning: Invalid prop `invalid` supplied to `React.Fragment`. React.Fragment can only have `key` and `children` props.',
+        substitutions: [{length: 7, offset: 23}],
+      },
+    });
+
+    // The Warning: prefix is added due to a hack in LogBox to prevent double logging.
+    // We also interpolate the string before passing to the underlying console method.
+    expect(mockError.mock.calls[0]).toEqual([
+      expect.stringMatching(
+        'Warning: Invalid prop `invalid` supplied to `React.Fragment`. React.Fragment can only have `key` and `children` props.\n    at FragmentWithProp',
+      ),
+    ]);
+  });
+
+  it('handles a manual console.error without a component stack in LogBox', () => {
+    const LogBox = require('../LogBox').default;
+    const spy = jest.spyOn(LogBox, 'addException');
+    installLogBox();
+
+    // console.error handling depends on installing the ExceptionsManager error reporter.
+    ExceptionsManager.installConsoleErrorReporter();
+
+    // Spy console.error after LogBox is installed
+    // so we can assert on what React logs.
+    jest.spyOn(console, 'error');
+
+    let output;
+    TestRenderer.act(() => {
+      output = TestRenderer.create(<ManualConsoleError />);
+    });
+
+    // Manual console errors should show a collapsed error dialog.
+    // When there is no component stack, we expect these errors to:
+    //   - Go to the LogBox patch and fall through to console.error.
+    //   - Get picked up by the ExceptionsManager console.error override.
+    //   - Get passed back to LogBox via addException (non-fatal).
+    expect(output).toBeDefined();
+    expect(mockWarn).not.toBeCalled();
+    expect(spy).toBeCalledTimes(1);
+    expect(console.error).toBeCalledTimes(1);
+    expect(console.error.mock.calls[0]).toEqual(['Manual console error']);
+    expect(spy).toHaveBeenCalledWith({
+      id: 1,
+      isComponentError: false,
+      isFatal: false,
+      name: 'console.error',
+      originalMessage: 'Manual console error',
+      message: 'console.error: Manual console error',
+      extraData: expect.anything(),
+      componentStack: null,
+      stack: expect.anything(),
+    });
+
+    // No Warning: prefix is added due since this is falling through.
+    expect(mockError.mock.calls[0]).toEqual(['Manual console error']);
+  });
+
+  it('handles a manual console.error with a component stack in LogBox', () => {
+    const spy = jest.spyOn(LogBoxData, 'addLog');
+    installLogBox();
+
+    // console.error handling depends on installing the ExceptionsManager error reporter.
+    ExceptionsManager.installConsoleErrorReporter();
+
+    // Spy console.error after LogBox is installed
+    // so we can assert on what React logs.
+    jest.spyOn(console, 'error');
+
+    let output;
+    TestRenderer.act(() => {
+      output = TestRenderer.create(<ManualConsoleErrorWithStack />);
+    });
+
+    // Manual console errors should show a collapsed error dialog.
+    // When there is a component stack, we expect these errors to:
+    //   - Go to the LogBox patch and be detected as a React error.
+    //   - Check the warning filter to see if there is a fiter setting.
+    //   - Call console.error with the parsed error.
+    //   - Get picked up by ExceptionsManager console.error override.
+    //   - Log to console.error.
+    expect(output).toBeDefined();
+    expect(mockWarn).not.toBeCalled();
+    expect(console.error).toBeCalledTimes(1);
+    expect(spy).toBeCalledTimes(1);
+    expect(console.error.mock.calls[0]).toEqual([
+      expect.stringContaining(
+        'Manual console error\n    at ManualConsoleErrorWithStack',
+      ),
+    ]);
+    expect(spy).toHaveBeenCalledWith({
+      level: 'warn',
+      category: expect.stringContaining('Warning: Manual console error'),
+      componentStack: expect.anything(),
+      componentStackType: 'stack',
+      message: {
+        content: 'Warning: Manual console error',
+        substitutions: [],
+      },
+    });
 
     // The Warning: prefix is added due to a hack in LogBox to prevent double logging.
-    expect(mockError.mock.calls[0][0].startsWith('Warning: ')).toBe(true);
+    // We also interpolate the string before passing to the underlying console method.
+    expect(mockError.mock.calls[0]).toEqual([
+      expect.stringMatching(
+        'Warning: Manual console error\n    at ManualConsoleErrorWithStack',
+      ),
+    ]);
   });
 });
diff --git a/packages/react-native/Libraries/LogBox/__tests__/__fixtures__/ReactWarningFixtures.js b/packages/react-native/Libraries/LogBox/__tests__/__fixtures__/ReactWarningFixtures.js
index 51b85b1fbe1aef..2d13e41dfe0683 100644
--- a/packages/react-native/Libraries/LogBox/__tests__/__fixtures__/ReactWarningFixtures.js
+++ b/packages/react-native/Libraries/LogBox/__tests__/__fixtures__/ReactWarningFixtures.js
@@ -30,3 +30,27 @@ export const FragmentWithProp = () => {
     </React.Fragment>
   );
 };
+
+export const ManualConsoleError = () => {
+  console.error('Manual console error');
+  return (
+    <React.Fragment>
+      {['foo', 'bar'].map(item => (
+        <Text key={item}>{item}</Text>
+      ))}
+    </React.Fragment>
+  );
+};
+
+export const ManualConsoleErrorWithStack = () => {
+  console.error(
+    'Manual console error\n    at ManualConsoleErrorWithStack (/path/to/ManualConsoleErrorWithStack:30:175)\n    at TestApp',
+  );
+  return (
+    <React.Fragment>
+      {['foo', 'bar'].map(item => (
+        <Text key={item}>{item}</Text>
+      ))}
+    </React.Fragment>
+  );
+};