diff --git a/aosp_diff/preliminary/frameworks/base/0001-Enable-capture-capabilities.patch b/aosp_diff/preliminary/frameworks/base/0001-Enable-capture-capabilities.patch
new file mode 100644
index 0000000000..3f9992d478
--- /dev/null
+++ b/aosp_diff/preliminary/frameworks/base/0001-Enable-capture-capabilities.patch
@@ -0,0 +1,37 @@
+From 778d9230cc277b0b25bdfeec9177a197b46891b8 Mon Sep 17 00:00:00 2001
+From: sadhansx <sadhanx.siddha.mohanty@intel.com>
+Date: Sun, 12 Jan 2025 06:46:12 +0000
+Subject: [PATCH] Enable capture capabilities
+
+This patch adds permission of capture audio output,
+which is required by echo-reference device to capture
+output for looopback purpose.
+
+Test Done:
+-loopback verification with kitchen sink app
+
+Tracked-On: OAM-116907
+Signed-off-by: sadhansx <sadhanx.siddha.mohanty@intel.com>
+Signed-off-by: sgnanase <sundar.gnanasekaran@intel.com>
+---
+ data/etc/privapp-permissions-platform.xml | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/data/etc/privapp-permissions-platform.xml b/data/etc/privapp-permissions-platform.xml
+index 880f30c6cdc0..6580437b1e1c 100644
+--- a/data/etc/privapp-permissions-platform.xml
++++ b/data/etc/privapp-permissions-platform.xml
+@@ -25,6 +25,10 @@ applications that come with the platform
+         <permission name="android.permission.READ_PRIVILEGED_PHONE_STATE"/>
+     </privapp-permissions>
+ 
++    <privapp-permissions package="com.google.android.car.kitchensink">
++        <permission name="android.permission.CAPTURE_AUDIO_OUTPUT"/>
++    </privapp-permissions>
++
+     <privapp-permissions package="com.android.angle">
+         <permission name="android.permission.WRITE_SECURE_SETTINGS"/>
+     </privapp-permissions>
+-- 
+2.34.1
+
diff --git a/aosp_diff/preliminary/packages/services/Car/0001-In-AndroidManifest.xml-enable-capture-capabilities.patch b/aosp_diff/preliminary/packages/services/Car/0001-In-AndroidManifest.xml-enable-capture-capabilities.patch
new file mode 100644
index 0000000000..d85f883829
--- /dev/null
+++ b/aosp_diff/preliminary/packages/services/Car/0001-In-AndroidManifest.xml-enable-capture-capabilities.patch
@@ -0,0 +1,34 @@
+From d131c47dee69e297fc6b762f1c57c4ab10873e28 Mon Sep 17 00:00:00 2001
+From: sadhansx <sadhanx.siddha.mohanty@intel.com>
+Date: Sun, 12 Jan 2025 06:52:55 +0000
+Subject: [PATCH] In AndroidManifest.xml enable capture capabilities
+
+This patch adds permission of capture audio output,
+which is required by echo-reference device to capture
+output for looopback purpose.
+
+Test Done:
+-loopback verification with kitchen sink app.
+
+Tracked-On: OAM-116907
+Signed-off-by: sadhansx <sadhanx.siddha.mohanty@intel.com>
+Signed-off-by: sgnanase <sundar.gnanasekaran@intel.com>
+---
+ tests/EmbeddedKitchenSinkApp/AndroidManifest.xml | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/tests/EmbeddedKitchenSinkApp/AndroidManifest.xml b/tests/EmbeddedKitchenSinkApp/AndroidManifest.xml
+index 922e3f06aa..2bcdd0e554 100644
+--- a/tests/EmbeddedKitchenSinkApp/AndroidManifest.xml
++++ b/tests/EmbeddedKitchenSinkApp/AndroidManifest.xml
+@@ -139,6 +139,7 @@
+     <uses-permission android:name="android.permission.MODIFY_AUDIO_ROUTING"/>
+     <uses-permission android:name="android.permission.MODIFY_AUDIO_SETTINGS"/>
+     <uses-permission android:name="android.permission.RECORD_AUDIO" />
++    <uses-permission android:name="android.permission.CAPTURE_AUDIO_OUTPUT" />
+     <uses-permission android:name="android.permission.READ_PRIVILEGED_PHONE_STATE"/>
+     <uses-permission android:name="android.permission.MODIFY_DAY_NIGHT_MODE"/>
+     <uses-permission android:name="android.permission.MODIFY_PHONE_STATE"/>
+-- 
+2.34.1
+