diff --git a/audio/6.0/config/api/current.txt b/audio/6.0/config/api/current.txt
index 01db90e..1814b59 100644
--- a/audio/6.0/config/api/current.txt
+++ b/audio/6.0/config/api/current.txt
@@ -116,6 +116,7 @@
     enum_constant public static final audio.policy.configuration.V6_0.AudioFormat AUDIO_FORMAT_APTX_HD;
     enum_constant public static final audio.policy.configuration.V6_0.AudioFormat AUDIO_FORMAT_APTX_TWSP;
     enum_constant public static final audio.policy.configuration.V6_0.AudioFormat AUDIO_FORMAT_CELT;
+    enum_constant public static final audio.policy.configuration.V6_0.AudioFormat AUDIO_FORMAT_DEFAULT;
     enum_constant public static final audio.policy.configuration.V6_0.AudioFormat AUDIO_FORMAT_DOLBY_TRUEHD;
     enum_constant public static final audio.policy.configuration.V6_0.AudioFormat AUDIO_FORMAT_DSD;
     enum_constant public static final audio.policy.configuration.V6_0.AudioFormat AUDIO_FORMAT_DTS;
diff --git a/audio/6.0/config/audio_policy_configuration.xsd b/audio/6.0/config/audio_policy_configuration.xsd
index c2b8c5d..177af16 100644
--- a/audio/6.0/config/audio_policy_configuration.xsd
+++ b/audio/6.0/config/audio_policy_configuration.xsd
@@ -302,6 +302,7 @@
          TODO: generate from hidl to avoid manual sync. -->
     <xs:simpleType name="audioFormat">
         <xs:restriction base="xs:string">
+            <xs:enumeration value="AUDIO_FORMAT_DEFAULT" />
             <xs:enumeration value="AUDIO_FORMAT_PCM_16_BIT" />
             <xs:enumeration value="AUDIO_FORMAT_PCM_8_BIT"/>
             <xs:enumeration value="AUDIO_FORMAT_PCM_32_BIT"/>
diff --git a/nfc/1.0/vts/functional/VtsHalNfcV1_0TargetTest.cpp b/nfc/1.0/vts/functional/VtsHalNfcV1_0TargetTest.cpp
index 8210ff0..2fc9e65 100644
--- a/nfc/1.0/vts/functional/VtsHalNfcV1_0TargetTest.cpp
+++ b/nfc/1.0/vts/functional/VtsHalNfcV1_0TargetTest.cpp
@@ -562,7 +562,18 @@
  */
 TEST_P(NfcHidlTest, OpenAfterOpen) {
   EXPECT_EQ(NfcStatus::OK, nfc_->open(nfc_cb_));
+  // Wait for OPEN_CPLT event
+  auto res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
+  EXPECT_TRUE(res.no_timeout);
+  EXPECT_EQ(NfcEvent::OPEN_CPLT, res.args->last_event_);
+  EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
+
   EXPECT_EQ(NfcStatus::OK, nfc_->open(nfc_cb_));
+  // Wait for OPEN_CPLT event
+  res = nfc_cb_->WaitForCallback(kCallbackNameSendEvent);
+  EXPECT_TRUE(res.no_timeout);
+  EXPECT_EQ(NfcEvent::OPEN_CPLT, res.args->last_event_);
+  EXPECT_EQ(NfcStatus::OK, res.args->last_status_);
 }
 
 GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(NfcHidlTest);
diff --git a/tv/tuner/aidl/vts/functional/FrontendTests.cpp b/tv/tuner/aidl/vts/functional/FrontendTests.cpp
index b0f614e..e28e6fd 100644
--- a/tv/tuner/aidl/vts/functional/FrontendTests.cpp
+++ b/tv/tuner/aidl/vts/functional/FrontendTests.cpp
@@ -353,8 +353,7 @@
                 break;
             }
             case FrontendStatusType::UEC: {
-                ASSERT_TRUE(realStatuses[i].get<FrontendStatus::Tag::uec>() ==
-                            expectStatuses[i].get<FrontendStatus::Tag::uec>());
+                ASSERT_TRUE(realStatuses[i].get<FrontendStatus::Tag::uec>() >= 0);
                 break;
             }
             case FrontendStatusType::T2_SYSTEM_ID: {
diff --git a/tv/tuner/aidl/vts/functional/VtsHalTvTunerTargetTest.h b/tv/tuner/aidl/vts/functional/VtsHalTvTunerTargetTest.h
index 8ad6ee0..491a79b 100644
--- a/tv/tuner/aidl/vts/functional/VtsHalTvTunerTargetTest.h
+++ b/tv/tuner/aidl/vts/functional/VtsHalTvTunerTargetTest.h
@@ -17,6 +17,7 @@
 #pragma once
 
 #include <android/binder_manager.h>
+#include <cutils/properties.h>
 
 #include "DemuxTests.h"
 #include "DescramblerTests.h"
@@ -29,6 +30,17 @@
 namespace {
 
 bool initConfiguration() {
+    std::array<char, PROPERTY_VALUE_MAX> variant;
+    auto res = property_get("ro.vendor.vts_tuner_configuration_variant", variant.data(), "");
+    if (res <= 0) {
+        ALOGE("[vts] failed to read system property ro.vendor.vts_tuner_configuration_variant");
+        return false;
+    }
+    string configFilePath = "/vendor/etc/tuner_vts_config_aidl_V1";
+    if (variant.size() != 0) {
+        configFilePath = configFilePath + "."  + variant.data();
+    }
+    configFilePath = configFilePath + ".xml";
     TunerTestingConfigAidlReader1_0::setConfigFilePath(configFilePath);
     if (!TunerTestingConfigAidlReader1_0::checkConfigFileExists()) {
         return false;
diff --git a/tv/tuner/aidl/vts/functional/VtsHalTvTunerTestConfigurations.h b/tv/tuner/aidl/vts/functional/VtsHalTvTunerTestConfigurations.h
index ff94639..29d2f18 100644
--- a/tv/tuner/aidl/vts/functional/VtsHalTvTunerTestConfigurations.h
+++ b/tv/tuner/aidl/vts/functional/VtsHalTvTunerTestConfigurations.h
@@ -52,8 +52,6 @@
 const int32_t FMQ_SIZE_4M = 0x400000;
 const int32_t FMQ_SIZE_16M = 0x1000000;
 
-const string configFilePath = "/vendor/etc/tuner_vts_config_aidl_V1.xml";
-
 #define FILTER_MAIN_TYPE_BIT_COUNT 5
 #define STATUS_CHECK_INTERVAL_MS 100L
 
diff --git a/tv/tuner/config/TunerTestingConfigAidlReaderV1_0.h b/tv/tuner/config/TunerTestingConfigAidlReaderV1_0.h
index 5ffb38f..45d8ee6 100644
--- a/tv/tuner/config/TunerTestingConfigAidlReaderV1_0.h
+++ b/tv/tuner/config/TunerTestingConfigAidlReaderV1_0.h
@@ -273,16 +273,10 @@
             vector<FrontendStatusType> types;
             vector<FrontendStatus> statuses;
 
-            types.push_back(FrontendStatusType::DEMOD_LOCK);
             types.push_back(FrontendStatusType::UEC);
-            types.push_back(FrontendStatusType::IS_MISO);
 
             FrontendStatus status;
-            status.set<FrontendStatus::Tag::isDemodLocked>(true);
-            statuses.push_back(status);
-            status.set<FrontendStatus::Tag::uec>(4);
-            statuses.push_back(status);
-            status.set<FrontendStatus::Tag::isMiso>(true);
+            status.set<FrontendStatus::Tag::uec>(0);
             statuses.push_back(status);
 
             auto frontends = *hardwareConfig.getFirstFrontends();
diff --git a/wifi/supplicant/aidl/vts/functional/supplicant_sta_iface_aidl_test.cpp b/wifi/supplicant/aidl/vts/functional/supplicant_sta_iface_aidl_test.cpp
index 5d00485..4768005 100644
--- a/wifi/supplicant/aidl/vts/functional/supplicant_sta_iface_aidl_test.cpp
+++ b/wifi/supplicant/aidl/vts/functional/supplicant_sta_iface_aidl_test.cpp
@@ -407,7 +407,7 @@
  * SetCountryCode
  */
 TEST_P(SupplicantStaIfaceAidlTest, SetCountryCode) {
-    const std::vector<uint8_t> countryCode = {'M', 'X'};
+    const std::vector<uint8_t> countryCode = {'U', 'S'};
     EXPECT_TRUE(sta_iface_->setCountryCode(countryCode).isOk());
 }