diff --git a/api/current.txt b/api/current.txt
index 9218bac..c396d74 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -44074,6 +44074,7 @@
     field public static final String KEY_DATA_LIMIT_THRESHOLD_BYTES_LONG = "data_limit_threshold_bytes_long";
     field public static final String KEY_DATA_WARNING_THRESHOLD_BYTES_LONG = "data_warning_threshold_bytes_long";
     field public static final String KEY_DEFAULT_SIM_CALL_MANAGER_STRING = "default_sim_call_manager_string";
+    field public static final String KEY_DEFAULT_VM_NUMBER_ROAMING_AND_IMS_UNREGISTERED_STRING = "default_vm_number_roaming_and_ims_unregistered_string";
     field public static final String KEY_DEFAULT_VM_NUMBER_STRING = "default_vm_number_string";
     field public static final String KEY_DIAL_STRING_REPLACE_STRING_ARRAY = "dial_string_replace_string_array";
     field public static final String KEY_DISABLE_CDMA_ACTIVATION_CODE_BOOL = "disable_cdma_activation_code_bool";
diff --git a/api/test-current.txt b/api/test-current.txt
index 23d7eca..1cf1cd3 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -2738,6 +2738,10 @@
     method public void exitBackgroundAudioProcessing(boolean);
   }
 
+  public static class Call.Details {
+    method public String getTelecomCallId();
+  }
+
   public final class CallAudioState implements android.os.Parcelable {
     ctor public CallAudioState(boolean, int, int, @Nullable android.bluetooth.BluetoothDevice, @NonNull java.util.Collection<android.bluetooth.BluetoothDevice>);
   }
diff --git a/services/core/java/com/android/server/am/TEST_MAPPING b/services/core/java/com/android/server/am/TEST_MAPPING
index 884e7a5..e9151d4 100644
--- a/services/core/java/com/android/server/am/TEST_MAPPING
+++ b/services/core/java/com/android/server/am/TEST_MAPPING
@@ -16,13 +16,7 @@
           "exclude-annotation": "androidx.test.filters.FlakyTest"
         },
         {
-          "exclude-filter": "android.app.cts.AlarmManagerTest#testSetRepeating"
-        },
-        {
           "exclude-filter": "android.app.cts.SystemFeaturesTest#testLocationFeatures"
-        },
-        {
-          "exclude-filter": "android.app.cts.SystemFeaturesTest#testSensorFeatures"
         }
       ]
     },
diff --git a/telecomm/java/android/telecom/Call.java b/telecomm/java/android/telecom/Call.java
index 5e71416..3f348a4 100644
--- a/telecomm/java/android/telecom/Call.java
+++ b/telecomm/java/android/telecom/Call.java
@@ -728,6 +728,7 @@
         }
 
         /** {@hide} */
+        @TestApi
         public String getTelecomCallId() {
             return mTelecomCallId;
         }
@@ -2137,6 +2138,9 @@
         }
 
         int state = parcelableCall.getState();
+        if (mTargetSdkVersion < Phone.SDK_VERSION_R && state == Call.STATE_SIMULATED_RINGING) {
+            state = Call.STATE_RINGING;
+        }
         boolean stateChanged = mState != state;
         if (stateChanged) {
             mState = state;
diff --git a/telecomm/java/android/telecom/CallScreeningService.java b/telecomm/java/android/telecom/CallScreeningService.java
index 0d97567..ef1c790 100644
--- a/telecomm/java/android/telecom/CallScreeningService.java
+++ b/telecomm/java/android/telecom/CallScreeningService.java
@@ -374,6 +374,8 @@
                         new ComponentName(getPackageName(), getClass().getName()));
             } else if (response.getSilenceCall()) {
                 mCallScreeningAdapter.silenceCall(callDetails.getTelecomCallId());
+            } else if (response.getShouldScreenCallFurther()) {
+                mCallScreeningAdapter.screenCallFurther(callDetails.getTelecomCallId());
             } else {
                 mCallScreeningAdapter.allowCall(callDetails.getTelecomCallId());
             }
diff --git a/telecomm/java/android/telecom/Phone.java b/telecomm/java/android/telecom/Phone.java
index 0cc052e..2ecdb30 100644
--- a/telecomm/java/android/telecom/Phone.java
+++ b/telecomm/java/android/telecom/Phone.java
@@ -21,7 +21,6 @@
 import android.bluetooth.BluetoothDevice;
 import android.os.Build;
 import android.os.Bundle;
-import android.os.RemoteException;
 import android.util.ArrayMap;
 
 import java.util.Collections;
@@ -111,6 +110,10 @@
         public void onSilenceRinger(Phone phone) { }
     }
 
+    // TODO: replace all usages of this with the actual R constant from Build.VERSION_CODES
+    /** @hide */
+    public static final int SDK_VERSION_R = 30;
+
     // A Map allows us to track each Call by its Telecom-specified call ID
     private final Map<String, Call> mCallByTelecomCallId = new ArrayMap<>();
 
@@ -143,6 +146,12 @@
     }
 
     final void internalAddCall(ParcelableCall parcelableCall) {
+        if (mTargetSdkVersion < SDK_VERSION_R
+                && parcelableCall.getState() == Call.STATE_AUDIO_PROCESSING) {
+            Log.i(this, "Skipping adding audio processing call for sdk compatibility");
+            return;
+        }
+
         Call call = new Call(this, parcelableCall.getId(), mInCallAdapter,
                 parcelableCall.getState(), mCallingPackage, mTargetSdkVersion);
         mCallByTelecomCallId.put(parcelableCall.getId(), call);
@@ -150,7 +159,7 @@
         checkCallTree(parcelableCall);
         call.internalUpdate(parcelableCall, mCallByTelecomCallId);
         fireCallAdded(call);
-     }
+    }
 
     final void internalRemoveCall(Call call) {
         mCallByTelecomCallId.remove(call.internalGetCallId());
@@ -164,12 +173,28 @@
     }
 
     final void internalUpdateCall(ParcelableCall parcelableCall) {
-         Call call = mCallByTelecomCallId.get(parcelableCall.getId());
-         if (call != null) {
-             checkCallTree(parcelableCall);
-             call.internalUpdate(parcelableCall, mCallByTelecomCallId);
-         }
-     }
+        if (mTargetSdkVersion < SDK_VERSION_R
+                && parcelableCall.getState() == Call.STATE_AUDIO_PROCESSING) {
+            Log.i(this, "removing audio processing call during update for sdk compatibility");
+            Call call = mCallByTelecomCallId.get(parcelableCall.getId());
+            if (call != null) {
+                internalRemoveCall(call);
+            }
+            return;
+        }
+
+        Call call = mCallByTelecomCallId.get(parcelableCall.getId());
+        if (call != null) {
+            checkCallTree(parcelableCall);
+            call.internalUpdate(parcelableCall, mCallByTelecomCallId);
+        } else {
+            // This call may have come out of audio processing. Try adding it if our target sdk
+            // version is low enough.
+            if (mTargetSdkVersion < SDK_VERSION_R) {
+                internalAddCall(parcelableCall);
+            }
+        }
+    }
 
     final void internalSetPostDialWait(String telecomId, String remaining) {
         Call call = mCallByTelecomCallId.get(telecomId);
diff --git a/telephony/java/android/telephony/CarrierConfigManager.java b/telephony/java/android/telephony/CarrierConfigManager.java
index a171827..85bb032 100755
--- a/telephony/java/android/telephony/CarrierConfigManager.java
+++ b/telephony/java/android/telephony/CarrierConfigManager.java
@@ -526,6 +526,15 @@
             "default_vm_number_roaming_string";
 
     /**
+     * Where there is no preloaded voicemail number on a SIM card, specifies the carrier's default
+     * voicemail number while the device is both roaming and not registered for IMS.
+     * When empty string, no default voicemail number is specified for roaming network and
+     * unregistered state in IMS.
+     */
+    public static final String KEY_DEFAULT_VM_NUMBER_ROAMING_AND_IMS_UNREGISTERED_STRING =
+            "default_vm_number_roaming_and_ims_unregistered_string";
+
+    /**
      * Flag that specifies to use the user's own phone number as the voicemail number when there is
      * no pre-loaded voicemail number on the SIM card.
      * <p>
@@ -3155,6 +3164,7 @@
         sDefaults.putBoolean(KEY_SUPPORT_DOWNGRADE_VT_TO_AUDIO_BOOL, true);
         sDefaults.putString(KEY_DEFAULT_VM_NUMBER_STRING, "");
         sDefaults.putString(KEY_DEFAULT_VM_NUMBER_ROAMING_STRING, "");
+        sDefaults.putString(KEY_DEFAULT_VM_NUMBER_ROAMING_AND_IMS_UNREGISTERED_STRING, "");
         sDefaults.putBoolean(KEY_CONFIG_TELEPHONY_USE_OWN_NUMBER_FOR_VOICEMAIL_BOOL, false);
         sDefaults.putBoolean(KEY_IGNORE_DATA_ENABLED_CHANGED_FOR_VIDEO_CALLS, true);
         sDefaults.putBoolean(KEY_VILTE_DATA_IS_METERED_BOOL, true);