diff --git a/RM6785-vendor.mk b/RM6785-vendor.mk
index 3b437f3..9031d5e 100644
--- a/RM6785-vendor.mk
+++ b/RM6785-vendor.mk
@@ -318,7 +318,6 @@ PRODUCT_COPY_FILES += \
     vendor/realme/RM6785/proprietary/vendor/etc/audio_param/Volume_AudioParam.xml:$(TARGET_COPY_OUT_VENDOR)/etc/audio_param/Volume_AudioParam.xml \
     vendor/realme/RM6785/proprietary/vendor/etc/audio_param/Volume_ParamUnitDesc.xml:$(TARGET_COPY_OUT_VENDOR)/etc/audio_param/Volume_ParamUnitDesc.xml \
     vendor/realme/RM6785/proprietary/vendor/etc/audio_policy.conf:$(TARGET_COPY_OUT_VENDOR)/etc/audio_policy.conf \
-    vendor/realme/RM6785/proprietary/vendor/etc/audio_policy_volumes.xml:$(TARGET_COPY_OUT_VENDOR)/etc/audio_policy_volumes.xml \
     vendor/realme/RM6785/proprietary/vendor/etc/aurisys_config.xml:$(TARGET_COPY_OUT_VENDOR)/etc/aurisys_config.xml \
     vendor/realme/RM6785/proprietary/vendor/etc/aurisys_config_hifi3.xml:$(TARGET_COPY_OUT_VENDOR)/etc/aurisys_config_hifi3.xml \
     vendor/realme/RM6785/proprietary/vendor/etc/aurisys_param/Speech_AudioParam.xml:$(TARGET_COPY_OUT_VENDOR)/etc/aurisys_param/Speech_AudioParam.xml \
diff --git a/proprietary/vendor/etc/audio_policy_volumes.xml b/proprietary/vendor/etc/audio_policy_volumes.xml
deleted file mode 100644
index ec64a7c..0000000
--- a/proprietary/vendor/etc/audio_policy_volumes.xml
+++ /dev/null
@@ -1,205 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!-- Copyright (C) 2015 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
--->
-<!-- Volume section defines a volume curve for a given use case and device category.
-It contains a list of points of this curve expressing the attenuation in Millibels for a given
-volume index from 0 to 100.
-<volume stream=”AUDIO_STREAM_MUSIC” deviceCategory=””>
-<point>0,-9600</point>
-<point>100,0</point>
-</volume>
--->
-
-<volumes>
-    <volume stream="AUDIO_STREAM_VOICE_CALL" deviceCategory="DEVICE_CATEGORY_HEADSET">
-        <point>0,-4200</point>
-        <point>33,-2800</point>
-        <point>66,-1400</point>
-        <point>100,0</point>
-    </volume>
-    <volume stream="AUDIO_STREAM_VOICE_CALL" deviceCategory="DEVICE_CATEGORY_SPEAKER">
-        <point>0,-2400</point>
-        <point>33,-1600</point>
-        <point>66,-800</point>
-        <point>100,0</point>
-    </volume>
-    <volume stream="AUDIO_STREAM_VOICE_CALL" deviceCategory="DEVICE_CATEGORY_EARPIECE">
-        <point>0,-2400</point>
-        <point>33,-1600</point>
-        <point>66,-800</point>
-        <point>100,0</point>
-    </volume>
-    <volume stream="AUDIO_STREAM_VOICE_CALL" deviceCategory="DEVICE_CATEGORY_EXT_MEDIA"
-                                             ref="DEFAULT_MEDIA_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_VOICE_CALL" deviceCategory="DEVICE_CATEGORY_HEARING_AID"
-                                             ref="DEFAULT_HEARING_AID_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_SYSTEM" deviceCategory="DEVICE_CATEGORY_HEADSET">
-        <point>1,-3000</point>
-        <point>33,-2600</point>
-        <point>66,-2200</point>
-        <point>100,-1800</point>
-    </volume>
-    <volume stream="AUDIO_STREAM_SYSTEM" deviceCategory="DEVICE_CATEGORY_SPEAKER"
-                                         ref="DEFAULT_SYSTEM_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_SYSTEM" deviceCategory="DEVICE_CATEGORY_EARPIECE"
-                                         ref="DEFAULT_SYSTEM_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_SYSTEM" deviceCategory="DEVICE_CATEGORY_EXT_MEDIA"
-                                         ref="DEFAULT_DEVICE_CATEGORY_EXT_MEDIA_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_SYSTEM" deviceCategory="DEVICE_CATEGORY_HEARING_AID"
-                                         ref="DEFAULT_HEARING_AID_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_RING" deviceCategory="DEVICE_CATEGORY_HEADSET"
-                                       ref="DEFAULT_DEVICE_CATEGORY_HEADSET_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_RING" deviceCategory="DEVICE_CATEGORY_SPEAKER">
-        <point>1,-2970</point>
-        <point>33,-2010</point>
-        <point>66,-1020</point>
-        <point>100,0</point>
-    </volume>
-    <volume stream="AUDIO_STREAM_RING" deviceCategory="DEVICE_CATEGORY_EARPIECE"
-                                       ref="DEFAULT_DEVICE_CATEGORY_EARPIECE_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_RING" deviceCategory="DEVICE_CATEGORY_EXT_MEDIA"
-                                       ref="DEFAULT_DEVICE_CATEGORY_EXT_MEDIA_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_RING" deviceCategory="DEVICE_CATEGORY_HEARING_AID"
-                                       ref="DEFAULT_HEARING_AID_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_MUSIC" deviceCategory="DEVICE_CATEGORY_HEADSET"
-                                        ref="DEFAULT_MEDIA_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_MUSIC" deviceCategory="DEVICE_CATEGORY_SPEAKER"
-                                        ref="DEFAULT_DEVICE_CATEGORY_SPEAKER_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_MUSIC" deviceCategory="DEVICE_CATEGORY_EARPIECE"
-                                        ref="DEFAULT_MEDIA_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_MUSIC" deviceCategory="DEVICE_CATEGORY_EXT_MEDIA"
-                                        ref="DEFAULT_MEDIA_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_MUSIC" deviceCategory="DEVICE_CATEGORY_HEARING_AID"
-                                        ref="DEFAULT_HEARING_AID_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_ALARM" deviceCategory="DEVICE_CATEGORY_HEADSET"
-                                        ref="DEFAULT_NON_MUTABLE_HEADSET_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_ALARM" deviceCategory="DEVICE_CATEGORY_SPEAKER">
-        <point>0,-2970</point>
-        <point>33,-2010</point>
-        <point>66,-1020</point>
-        <point>100,0</point>
-    </volume>
-    <volume stream="AUDIO_STREAM_ALARM" deviceCategory="DEVICE_CATEGORY_EARPIECE"
-                                        ref="DEFAULT_NON_MUTABLE_EARPIECE_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_ALARM" deviceCategory="DEVICE_CATEGORY_EXT_MEDIA"
-                                        ref="DEFAULT_NON_MUTABLE_EXT_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_ALARM" deviceCategory="DEVICE_CATEGORY_HEARING_AID"
-                                        ref="DEFAULT_NON_MUTABLE_HEARING_AID_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_NOTIFICATION" deviceCategory="DEVICE_CATEGORY_HEADSET"
-                                               ref="DEFAULT_DEVICE_CATEGORY_HEADSET_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_NOTIFICATION" deviceCategory="DEVICE_CATEGORY_SPEAKER">
-        <point>1,-2970</point>
-        <point>33,-2010</point>
-        <point>66,-1020</point>
-        <point>100,0</point>
-    </volume>
-    <volume stream="AUDIO_STREAM_NOTIFICATION" deviceCategory="DEVICE_CATEGORY_EARPIECE"
-                                               ref="DEFAULT_DEVICE_CATEGORY_EARPIECE_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_NOTIFICATION" deviceCategory="DEVICE_CATEGORY_EXT_MEDIA"
-                                               ref="DEFAULT_DEVICE_CATEGORY_EXT_MEDIA_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_NOTIFICATION" deviceCategory="DEVICE_CATEGORY_HEARING_AID"
-                                               ref="DEFAULT_DEVICE_CATEGORY_HEADSET_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_BLUETOOTH_SCO" deviceCategory="DEVICE_CATEGORY_HEADSET">
-        <point>0,-4200</point>
-        <point>33,-2800</point>
-        <point>66,-1400</point>
-        <point>100,0</point>
-    </volume>
-    <volume stream="AUDIO_STREAM_BLUETOOTH_SCO" deviceCategory="DEVICE_CATEGORY_SPEAKER">
-        <point>0,-2400</point>
-        <point>33,-1600</point>
-        <point>66,-800</point>
-        <point>100,0</point>
-    </volume>
-    <volume stream="AUDIO_STREAM_BLUETOOTH_SCO" deviceCategory="DEVICE_CATEGORY_EARPIECE">
-        <point>0,-4200</point>
-        <point>33,-2800</point>
-        <point>66,-1400</point>
-        <point>100,0</point>
-    </volume>
-    <volume stream="AUDIO_STREAM_BLUETOOTH_SCO" deviceCategory="DEVICE_CATEGORY_EXT_MEDIA"
-                                                ref="DEFAULT_MEDIA_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_BLUETOOTH_SCO" deviceCategory="DEVICE_CATEGORY_HEARING_AID"
-                                                ref="DEFAULT_HEARING_AID_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_ENFORCED_AUDIBLE" deviceCategory="DEVICE_CATEGORY_HEADSET">
-        <point>1,-3000</point>
-        <point>33,-2600</point>
-        <point>66,-2200</point>
-        <point>100,-1800</point>
-    </volume>
-    <volume stream="AUDIO_STREAM_ENFORCED_AUDIBLE" deviceCategory="DEVICE_CATEGORY_SPEAKER"
-                                                   ref="DEFAULT_SYSTEM_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_ENFORCED_AUDIBLE" deviceCategory="DEVICE_CATEGORY_EARPIECE"
-                                                   ref="DEFAULT_SYSTEM_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_ENFORCED_AUDIBLE" deviceCategory="DEVICE_CATEGORY_EXT_MEDIA"
-                                                   ref="DEFAULT_DEVICE_CATEGORY_EXT_MEDIA_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_ENFORCED_AUDIBLE" deviceCategory="DEVICE_CATEGORY_HEARING_AID"
-                                                   ref="DEFAULT_HEARING_AID_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_DTMF" deviceCategory="DEVICE_CATEGORY_HEADSET">
-        <point>1,-3000</point>
-        <point>33,-2600</point>
-        <point>66,-2200</point>
-        <point>100,-1800</point>
-    </volume>
-    <volume stream="AUDIO_STREAM_DTMF" deviceCategory="DEVICE_CATEGORY_SPEAKER"
-                                       ref="DEFAULT_SYSTEM_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_DTMF" deviceCategory="DEVICE_CATEGORY_EARPIECE"
-                                       ref="DEFAULT_SYSTEM_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_DTMF" deviceCategory="DEVICE_CATEGORY_EXT_MEDIA"
-                                       ref="DEFAULT_DEVICE_CATEGORY_EXT_MEDIA_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_DTMF" deviceCategory="DEVICE_CATEGORY_HEARING_AID"
-                                       ref="DEFAULT_HEARING_AID_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_TTS" deviceCategory="DEVICE_CATEGORY_HEADSET"
-                                      ref="SILENT_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_TTS" deviceCategory="DEVICE_CATEGORY_SPEAKER"
-                                      ref="FULL_SCALE_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_TTS" deviceCategory="DEVICE_CATEGORY_EARPIECE"
-                                      ref="SILENT_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_TTS" deviceCategory="DEVICE_CATEGORY_EXT_MEDIA"
-                                      ref="SILENT_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_TTS" deviceCategory="DEVICE_CATEGORY_HEARING_AID"
-                                      ref="SILENT_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_ACCESSIBILITY" deviceCategory="DEVICE_CATEGORY_HEADSET"
-                                                ref="DEFAULT_NON_MUTABLE_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_ACCESSIBILITY" deviceCategory="DEVICE_CATEGORY_SPEAKER"
-                                                ref="DEFAULT_NON_MUTABLE_SPEAKER_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_ACCESSIBILITY" deviceCategory="DEVICE_CATEGORY_EARPIECE"
-                                                ref="DEFAULT_NON_MUTABLE_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_ACCESSIBILITY" deviceCategory="DEVICE_CATEGORY_EXT_MEDIA"
-                                                ref="DEFAULT_NON_MUTABLE_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_ACCESSIBILITY" deviceCategory="DEVICE_CATEGORY_HEARING_AID"
-                                                ref="DEFAULT_NON_MUTABLE_HEARING_AID_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_REROUTING" deviceCategory="DEVICE_CATEGORY_HEADSET"
-                                            ref="FULL_SCALE_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_REROUTING" deviceCategory="DEVICE_CATEGORY_SPEAKER"
-                                            ref="FULL_SCALE_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_REROUTING" deviceCategory="DEVICE_CATEGORY_EARPIECE"
-                                            ref="FULL_SCALE_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_REROUTING" deviceCategory="DEVICE_CATEGORY_EXT_MEDIA"
-                                            ref="FULL_SCALE_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_REROUTING" deviceCategory="DEVICE_CATEGORY_HEARING_AID"
-                                            ref="FULL_SCALE_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_PATCH" deviceCategory="DEVICE_CATEGORY_HEADSET"
-                                        ref="FULL_SCALE_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_PATCH" deviceCategory="DEVICE_CATEGORY_SPEAKER"
-                                        ref="FULL_SCALE_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_PATCH" deviceCategory="DEVICE_CATEGORY_EARPIECE"
-                                        ref="FULL_SCALE_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_PATCH" deviceCategory="DEVICE_CATEGORY_EXT_MEDIA"
-                                        ref="FULL_SCALE_VOLUME_CURVE"/>
-    <volume stream="AUDIO_STREAM_PATCH" deviceCategory="DEVICE_CATEGORY_HEARING_AID"
-                                        ref="FULL_SCALE_VOLUME_CURVE"/>
-</volumes>
-