diff --git a/src/com/android/settings/bluetooth/BluetoothDetailsAudioDeviceTypeController.java b/src/com/android/settings/bluetooth/BluetoothDetailsAudioDeviceTypeController.java
index 9571767253c..d62543bb64f 100644
--- a/src/com/android/settings/bluetooth/BluetoothDetailsAudioDeviceTypeController.java
+++ b/src/com/android/settings/bluetooth/BluetoothDetailsAudioDeviceTypeController.java
@@ -23,6 +23,7 @@ import static android.media.AudioManager.AUDIO_DEVICE_CATEGORY_HEARING_AID;
 import static android.media.AudioManager.AUDIO_DEVICE_CATEGORY_OTHER;
 import static android.media.AudioManager.AUDIO_DEVICE_CATEGORY_SPEAKER;
 import static android.media.AudioManager.AUDIO_DEVICE_CATEGORY_UNKNOWN;
+import static android.media.audio.Flags.automaticBtDeviceType;
 
 import android.content.Context;
 import android.media.AudioManager;
@@ -106,9 +107,15 @@ public class BluetoothDetailsAudioDeviceTypeController extends BluetoothDetailsC
                     final int index = pref.findIndexOfValue(value);
                     if (index >= 0) {
                         pref.setSummary(pref.getEntries()[index]);
-                        mAudioManager.setBluetoothAudioDeviceCategory(mCachedDevice.getAddress(),
-                                mCachedDevice.getDevice().getType() == DEVICE_TYPE_LE,
-                                Integer.parseInt(value));
+                        if (automaticBtDeviceType()) {
+                            mAudioManager.setBluetoothAudioDeviceCategory(
+                                    mCachedDevice.getAddress(), Integer.parseInt(value));
+                        } else {
+                            mAudioManager.setBluetoothAudioDeviceCategory_legacy(
+                                    mCachedDevice.getAddress(),
+                                    mCachedDevice.getDevice().getType() == DEVICE_TYPE_LE,
+                                    Integer.parseInt(value));
+                        }
                         mCachedDevice.onAudioDeviceCategoryChanged();
                     }
                 }
@@ -163,9 +170,15 @@ public class BluetoothDetailsAudioDeviceTypeController extends BluetoothDetailsC
                 Integer.toString(AUDIO_DEVICE_CATEGORY_OTHER),
         });
 
-        @AudioDeviceCategory final int deviceCategory =
-                mAudioManager.getBluetoothAudioDeviceCategory(mCachedDevice.getAddress(),
-                        mCachedDevice.getDevice().getType() == DEVICE_TYPE_LE);
+        @AudioDeviceCategory int deviceCategory;
+        if (automaticBtDeviceType()) {
+            deviceCategory = mAudioManager.getBluetoothAudioDeviceCategory(
+                    mCachedDevice.getAddress());
+        } else {
+            deviceCategory = mAudioManager.getBluetoothAudioDeviceCategory_legacy(
+                    mCachedDevice.getAddress(),
+                    mCachedDevice.getDevice().getType() == DEVICE_TYPE_LE);
+        }
         if (DEBUG) {
             Log.v(TAG, "getBluetoothAudioDeviceCategory() device: "
                     + mCachedDevice.getDevice().getAnonymizedAddress()
@@ -173,6 +186,12 @@ public class BluetoothDetailsAudioDeviceTypeController extends BluetoothDetailsC
         }
         mAudioDeviceTypePreference.setValue(Integer.toString(deviceCategory));
 
+        if (automaticBtDeviceType()) {
+            if (mAudioManager.isBluetoothAudioDeviceCategoryFixed(mCachedDevice.getAddress())) {
+                mAudioDeviceTypePreference.setEnabled(false);
+            }
+        }
+
         mAudioDeviceTypePreference.setSummary(mAudioDeviceTypePreference.getEntry());
         mAudioDeviceTypePreference.setOnPreferenceChangeListener(this);
     }
diff --git a/tests/robotests/src/com/android/settings/bluetooth/BluetoothDetailsAudioDeviceTypeControllerTest.java b/tests/robotests/src/com/android/settings/bluetooth/BluetoothDetailsAudioDeviceTypeControllerTest.java
index 0fc06476ca8..20105022ef1 100644
--- a/tests/robotests/src/com/android/settings/bluetooth/BluetoothDetailsAudioDeviceTypeControllerTest.java
+++ b/tests/robotests/src/com/android/settings/bluetooth/BluetoothDetailsAudioDeviceTypeControllerTest.java
@@ -18,6 +18,7 @@ package com.android.settings.bluetooth;
 
 import static android.bluetooth.BluetoothDevice.DEVICE_TYPE_LE;
 import static android.media.AudioManager.AUDIO_DEVICE_CATEGORY_SPEAKER;
+import static android.media.audio.Flags.automaticBtDeviceType;
 
 import static com.google.common.truth.Truth.assertThat;
 
@@ -97,8 +98,12 @@ public class BluetoothDetailsAudioDeviceTypeControllerTest extends
     @Test
     public void createAudioDeviceTypePreference_btDeviceIsCategorized_checkSelection() {
         int deviceType = AUDIO_DEVICE_CATEGORY_SPEAKER;
-        when(mAudioManager.getBluetoothAudioDeviceCategory(MAC_ADDRESS, /*isBle=*/true)).thenReturn(
-                deviceType);
+        if (automaticBtDeviceType()) {
+            when(mAudioManager.getBluetoothAudioDeviceCategory(MAC_ADDRESS)).thenReturn(deviceType);
+        } else {
+            when(mAudioManager.getBluetoothAudioDeviceCategory_legacy(MAC_ADDRESS, /*isBle=*/
+                    true)).thenReturn(deviceType);
+        }
 
         mController.createAudioDeviceTypePreference(mContext);
         mAudioDeviceTypePref = mController.getAudioDeviceTypePreference();
@@ -113,7 +118,12 @@ public class BluetoothDetailsAudioDeviceTypeControllerTest extends
 
         mController.onPreferenceChange(mAudioDeviceTypePref, Integer.toString(deviceType));
 
-        verify(mAudioManager).setBluetoothAudioDeviceCategory(eq(MAC_ADDRESS), eq(true),
-                eq(AUDIO_DEVICE_CATEGORY_SPEAKER));
+        if (automaticBtDeviceType()) {
+            verify(mAudioManager).setBluetoothAudioDeviceCategory(eq(MAC_ADDRESS),
+                    eq(AUDIO_DEVICE_CATEGORY_SPEAKER));
+        } else {
+            verify(mAudioManager).setBluetoothAudioDeviceCategory_legacy(eq(MAC_ADDRESS), eq(true),
+                    eq(AUDIO_DEVICE_CATEGORY_SPEAKER));
+        }
     }
 }