diff --git a/packages/SystemUI/res/values/strings.xml b/packages/SystemUI/res/values/strings.xml
index 444cabfcc50e0..f121c8ec5de0e 100644
--- a/packages/SystemUI/res/values/strings.xml
+++ b/packages/SystemUI/res/values/strings.xml
@@ -1331,6 +1331,14 @@
     <!-- Content description for accessibility: Clear the odi caption tool tip. [CHAR LIMIT=NONE] -->
     <string name="accessibility_volume_close_odi_captions_tip">Close captions tip</string>
 
+    <!-- Content description for accessibility: Captions button. [CHAR LIMIT=NONE] -->
+    <string name="volume_odi_captions_content_description">Captions overlay</string>
+
+    <!-- Content description for accessibility: Hint if click will enable. [CHAR LIMIT=NONE] -->
+    <string name="volume_odi_captions_hint_enable">enable</string>
+    <!-- Content description for accessibility: Hint if click will disable. [CHAR LIMIT=NONE] -->
+    <string name="volume_odi_captions_hint_disable">disable</string>
+
     <!-- content description for audio output chooser [CHAR LIMIT=NONE]-->
     <string name="accessibility_output_chooser">Switch output device</string>
 
diff --git a/packages/SystemUI/src/com/android/systemui/volume/CaptionsToggleImageButton.java b/packages/SystemUI/src/com/android/systemui/volume/CaptionsToggleImageButton.java
index 45fc7563a5c38..1862ed3a4de8e 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/CaptionsToggleImageButton.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/CaptionsToggleImageButton.java
@@ -22,6 +22,9 @@ import android.util.AttributeSet;
 import android.view.GestureDetector;
 import android.view.MotionEvent;
 
+import androidx.core.view.ViewCompat;
+import androidx.core.view.accessibility.AccessibilityNodeInfoCompat.AccessibilityActionCompat;
+
 import com.android.keyguard.AlphaOptimizedImageButton;
 import com.android.systemui.R;
 
@@ -31,7 +34,7 @@ public class CaptionsToggleImageButton extends AlphaOptimizedImageButton {
     private static final int[] OPTED_OUT_STATE = new int[] { R.attr.optedOut };
 
     private ConfirmedTapListener mConfirmedTapListener;
-    private boolean mComponentEnabled = false;
+    private boolean mCaptionsEnabled = false;
     private boolean mOptedOut = false;
 
     private GestureDetector mGestureDetector;
@@ -39,16 +42,14 @@ public class CaptionsToggleImageButton extends AlphaOptimizedImageButton {
             new GestureDetector.SimpleOnGestureListener() {
         @Override
         public boolean onSingleTapConfirmed(MotionEvent e) {
-            if (mConfirmedTapListener != null) {
-                mConfirmedTapListener.onConfirmedTap();
-                return true;
-            }
-            return false;
+            return tryToSendTapConfirmedEvent();
         }
     };
 
     public CaptionsToggleImageButton(Context context, AttributeSet attrs) {
         super(context, attrs);
+        this.setContentDescription(
+                getContext().getString(R.string.volume_odi_captions_content_description));
     }
 
     @Override
@@ -66,16 +67,32 @@ public class CaptionsToggleImageButton extends AlphaOptimizedImageButton {
         return state;
     }
 
-    Runnable setComponentEnabled(boolean isComponentEnabled) {
-        this.mComponentEnabled = isComponentEnabled;
+    Runnable setCaptionsEnabled(boolean areCaptionsEnabled) {
+        this.mCaptionsEnabled = areCaptionsEnabled;
 
-        return this.setImageResourceAsync(this.mComponentEnabled
+        ViewCompat.replaceAccessibilityAction(
+                this,
+                AccessibilityActionCompat.ACTION_CLICK,
+                mCaptionsEnabled
+                        ? getContext().getString(R.string.volume_odi_captions_hint_disable)
+                        : getContext().getString(R.string.volume_odi_captions_hint_enable),
+                (view, commandArguments) -> tryToSendTapConfirmedEvent());
+
+        return this.setImageResourceAsync(mCaptionsEnabled
                 ? R.drawable.ic_volume_odi_captions
                 : R.drawable.ic_volume_odi_captions_disabled);
     }
 
-    boolean getComponentEnabled() {
-        return this.mComponentEnabled;
+    private boolean tryToSendTapConfirmedEvent() {
+        if (mConfirmedTapListener != null) {
+            mConfirmedTapListener.onConfirmedTap();
+            return true;
+        }
+        return false;
+    }
+
+    boolean getCaptionsEnabled() {
+        return this.mCaptionsEnabled;
     }
 
     /** Sets whether or not the current stream has opted out of captions */
diff --git a/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogImpl.java b/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogImpl.java
index 509537089bf85..8d9c5a3740b2e 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogImpl.java
@@ -596,9 +596,9 @@ public class VolumeDialogImpl implements VolumeDialog,
     }
 
     private void updateCaptionsIcon() {
-        boolean componentEnabled = mController.areCaptionsEnabled();
-        if (mODICaptionsIcon.getComponentEnabled() != componentEnabled) {
-            mHandler.post(mODICaptionsIcon.setComponentEnabled(componentEnabled));
+        boolean captionsEnabled = mController.areCaptionsEnabled();
+        if (mODICaptionsIcon.getCaptionsEnabled() != captionsEnabled) {
+            mHandler.post(mODICaptionsIcon.setCaptionsEnabled(captionsEnabled));
         }
 
         boolean isOptedOut = mController.isCaptionStreamOptedOut();
@@ -878,7 +878,6 @@ public class VolumeDialogImpl implements VolumeDialog,
         }
 
         view.setContentDescription(mContext.getString(currStateResId));
-
         view.setAccessibilityDelegate(new AccessibilityDelegate() {
             public void onInitializeAccessibilityNodeInfo(View host, AccessibilityNodeInfo info) {
                 super.onInitializeAccessibilityNodeInfo(host, info);