diff --git a/wpa_supplicant/Android.mk b/wpa_supplicant/Android.mk
index 8631775..5cc9c65 100644
--- a/wpa_supplicant/Android.mk
+++ b/wpa_supplicant/Android.mk
@@ -1504,7 +1504,7 @@
 ifdef CONFIG_CTRL_IFACE_HIDL
 WPA_SUPPLICANT_USE_HIDL=y
 L_CFLAGS += -DCONFIG_HIDL -DCONFIG_CTRL_IFACE_HIDL
-HIDL_INTERFACE_VERSION := 1.3
+HIDL_INTERFACE_VERSION := 1.4
 endif
 
 ifdef CONFIG_READLINE
@@ -1757,9 +1757,10 @@
 LOCAL_SHARED_LIBRARIES += android.hardware.wifi.supplicant@1.1
 LOCAL_SHARED_LIBRARIES += android.hardware.wifi.supplicant@1.2
 LOCAL_SHARED_LIBRARIES += android.hardware.wifi.supplicant@1.3
+LOCAL_SHARED_LIBRARIES += android.hardware.wifi.supplicant@1.4
 LOCAL_SHARED_LIBRARIES += libhidlbase libutils libbase
 LOCAL_STATIC_LIBRARIES += libwpa_hidl
-LOCAL_VINTF_FRAGMENTS := hidl/$(HIDL_INTERFACE_VERSION)/manifest.xml
+LOCAL_VINTF_FRAGMENTS := hidl/$(HIDL_INTERFACE_VERSION)/android.hardware.wifi.supplicant.xml
 ifeq ($(WIFI_HIDL_UNIFIED_SUPPLICANT_SERVICE_RC_ENTRY), true)
 LOCAL_INIT_RC=hidl/$(HIDL_INTERFACE_VERSION)/android.hardware.wifi.supplicant-service.rc
 endif
@@ -1825,6 +1826,7 @@
     android.hardware.wifi.supplicant@1.1 \
     android.hardware.wifi.supplicant@1.2 \
     android.hardware.wifi.supplicant@1.3 \
+    android.hardware.wifi.supplicant@1.4 \
     libbase \
     libhidlbase \
     libutils \
diff --git a/wpa_supplicant/hidl/1.3/android.hardware.wifi.supplicant-service.rc b/wpa_supplicant/hidl/1.4/android.hardware.wifi.supplicant-service.rc
similarity index 90%
rename from wpa_supplicant/hidl/1.3/android.hardware.wifi.supplicant-service.rc
rename to wpa_supplicant/hidl/1.4/android.hardware.wifi.supplicant-service.rc
index 3cf2500..71318d4 100644
--- a/wpa_supplicant/hidl/1.3/android.hardware.wifi.supplicant-service.rc
+++ b/wpa_supplicant/hidl/1.4/android.hardware.wifi.supplicant-service.rc
@@ -9,6 +9,7 @@
     interface android.hardware.wifi.supplicant@1.1::ISupplicant default
     interface android.hardware.wifi.supplicant@1.2::ISupplicant default
     interface android.hardware.wifi.supplicant@1.3::ISupplicant default
+    interface android.hardware.wifi.supplicant@1.4::ISupplicant default
     class main
     socket wpa_wlan0 dgram 660 wifi wifi
     disabled
diff --git a/wpa_supplicant/hidl/1.3/manifest.xml b/wpa_supplicant/hidl/1.4/android.hardware.wifi.supplicant.xml
similarity index 89%
rename from wpa_supplicant/hidl/1.3/manifest.xml
rename to wpa_supplicant/hidl/1.4/android.hardware.wifi.supplicant.xml
index 33e4fd4..772096c 100644
--- a/wpa_supplicant/hidl/1.3/manifest.xml
+++ b/wpa_supplicant/hidl/1.4/android.hardware.wifi.supplicant.xml
@@ -2,7 +2,7 @@
     <hal format="hidl">
         <name>android.hardware.wifi.supplicant</name>
         <transport>hwbinder</transport>
-        <version>1.3</version>
+        <version>1.4</version>
         <interface>
             <name>ISupplicant</name>
             <instance>default</instance>
diff --git a/wpa_supplicant/hidl/1.3/hidl.cpp b/wpa_supplicant/hidl/1.4/hidl.cpp
similarity index 99%
rename from wpa_supplicant/hidl/1.3/hidl.cpp
rename to wpa_supplicant/hidl/1.4/hidl.cpp
index 4c2d434..6788efe 100644
--- a/wpa_supplicant/hidl/1.3/hidl.cpp
+++ b/wpa_supplicant/hidl/1.4/hidl.cpp
@@ -28,7 +28,7 @@
 using android::hardware::wifi::supplicant::V1_3::DppFailureCode;
 using android::hardware::wifi::supplicant::V1_3::DppProgressCode;
 using android::hardware::wifi::supplicant::V1_3::DppSuccessCode;
-using android::hardware::wifi::supplicant::V1_3::implementation::HidlManager;
+using android::hardware::wifi::supplicant::V1_4::implementation::HidlManager;
 
 static void wpas_hidl_notify_dpp_failure(struct wpa_supplicant *wpa_s, DppFailureCode code);
 static void wpas_hidl_notify_dpp_progress(struct wpa_supplicant *wpa_s, DppProgressCode code);
diff --git a/wpa_supplicant/hidl/1.3/hidl.h b/wpa_supplicant/hidl/1.4/hidl.h
similarity index 100%
rename from wpa_supplicant/hidl/1.3/hidl.h
rename to wpa_supplicant/hidl/1.4/hidl.h
diff --git a/wpa_supplicant/hidl/1.3/hidl_constants.h b/wpa_supplicant/hidl/1.4/hidl_constants.h
similarity index 100%
rename from wpa_supplicant/hidl/1.3/hidl_constants.h
rename to wpa_supplicant/hidl/1.4/hidl_constants.h
diff --git a/wpa_supplicant/hidl/1.3/hidl_i.h b/wpa_supplicant/hidl/1.4/hidl_i.h
similarity index 100%
rename from wpa_supplicant/hidl/1.3/hidl_i.h
rename to wpa_supplicant/hidl/1.4/hidl_i.h
diff --git a/wpa_supplicant/hidl/1.3/hidl_manager.cpp b/wpa_supplicant/hidl/1.4/hidl_manager.cpp
similarity index 99%
rename from wpa_supplicant/hidl/1.3/hidl_manager.cpp
rename to wpa_supplicant/hidl/1.4/hidl_manager.cpp
index e15e9fd..0548be9 100644
--- a/wpa_supplicant/hidl/1.3/hidl_manager.cpp
+++ b/wpa_supplicant/hidl/1.4/hidl_manager.cpp
@@ -400,7 +400,7 @@
 namespace hardware {
 namespace wifi {
 namespace supplicant {
-namespace V1_3 {
+namespace V1_4 {
 namespace implementation {
 using V1_0::ISupplicantStaIfaceCallback;
 
@@ -1574,7 +1574,7 @@
  * @param ifname Interface name
  * @param code Status code
  */
-void HidlManager::notifyDppSuccess(struct wpa_supplicant *wpa_s, DppSuccessCode code)
+void HidlManager::notifyDppSuccess(struct wpa_supplicant *wpa_s, V1_3::DppSuccessCode code)
 {
 	std::string hidl_ifname = wpa_s->ifname;
 
@@ -1848,7 +1848,7 @@
  */
 int HidlManager::getStaNetworkHidlObjectByIfnameAndNetworkId(
     const std::string &ifname, int network_id,
-    android::sp<ISupplicantStaNetwork> *network_object)
+    android::sp<V1_3::ISupplicantStaNetwork> *network_object)
 {
 	if (ifname.empty() || network_id < 0 || !network_object)
 		return 1;
@@ -2213,7 +2213,7 @@
 	    ifname, network_id, method, sta_network_callbacks_map_);
 }
 }  // namespace implementation
-}  // namespace V1_3
+}  // namespace V1_4
 }  // namespace supplicant
 }  // namespace wifi
 }  // namespace hardware
diff --git a/wpa_supplicant/hidl/1.3/hidl_manager.h b/wpa_supplicant/hidl/1.4/hidl_manager.h
similarity index 91%
rename from wpa_supplicant/hidl/1.3/hidl_manager.h
rename to wpa_supplicant/hidl/1.4/hidl_manager.h
index e49e28d..98e51d6 100644
--- a/wpa_supplicant/hidl/1.3/hidl_manager.h
+++ b/wpa_supplicant/hidl/1.4/hidl_manager.h
@@ -38,7 +38,7 @@
 namespace hardware {
 namespace wifi {
 namespace supplicant {
-namespace V1_3 {
+namespace V1_4 {
 namespace implementation {
 using V1_0::ISupplicant;
 using V1_0::ISupplicantP2pIface;
@@ -133,7 +133,7 @@
 	void notifyDppConfigReceived(struct wpa_supplicant *wpa_s,
 			struct wpa_ssid *config);
 	void notifyDppConfigSent(struct wpa_supplicant *wpa_s);
-	void notifyDppSuccess(struct wpa_supplicant *wpa_s, DppSuccessCode code);
+	void notifyDppSuccess(struct wpa_supplicant *wpa_s, V1_3::DppSuccessCode code);
 	void notifyDppFailure(struct wpa_supplicant *wpa_s,
 			android::hardware::wifi::supplicant::V1_3::DppFailureCode code);
 	void notifyDppFailure(struct wpa_supplicant *wpa_s,
@@ -162,7 +162,7 @@
 	    android::sp<ISupplicantP2pNetwork> *network_object);
 	int getStaNetworkHidlObjectByIfnameAndNetworkId(
 	    const std::string &ifname, int network_id,
-	    android::sp<ISupplicantStaNetwork> *network_object);
+	    android::sp<V1_3::ISupplicantStaNetwork> *network_object);
 	int addSupplicantCallbackHidlObject(
 	    const android::sp<ISupplicantCallback> &callback);
 	int addP2pIfaceCallbackHidlObject(
@@ -338,51 +338,51 @@
     "Debug level value mismatch");
 
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::KeyMgmtMask::NONE) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::KeyMgmtMask::NONE) ==
 	WPA_KEY_MGMT_NONE,
     "KeyMgmt value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::KeyMgmtMask::WPA_PSK) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::KeyMgmtMask::WPA_PSK) ==
 	WPA_KEY_MGMT_PSK,
     "KeyMgmt value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::KeyMgmtMask::WPA_EAP) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::KeyMgmtMask::WPA_EAP) ==
 	WPA_KEY_MGMT_IEEE8021X,
     "KeyMgmt value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::KeyMgmtMask::IEEE8021X) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::KeyMgmtMask::IEEE8021X) ==
 	WPA_KEY_MGMT_IEEE8021X_NO_WPA,
     "KeyMgmt value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::KeyMgmtMask::FT_EAP) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::KeyMgmtMask::FT_EAP) ==
 	WPA_KEY_MGMT_FT_IEEE8021X,
     "KeyMgmt value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::KeyMgmtMask::FT_PSK) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::KeyMgmtMask::FT_PSK) ==
 	WPA_KEY_MGMT_FT_PSK,
     "KeyMgmt value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::KeyMgmtMask::OSEN) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::KeyMgmtMask::OSEN) ==
 	WPA_KEY_MGMT_OSEN,
     "KeyMgmt value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::KeyMgmtMask::SAE) ==
+    static_cast<uint32_t>(V1_2::ISupplicantStaNetwork::KeyMgmtMask::SAE) ==
 	WPA_KEY_MGMT_SAE,
     "KeyMgmt value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::KeyMgmtMask::SUITE_B_192) ==
+    static_cast<uint32_t>(V1_2::ISupplicantStaNetwork::KeyMgmtMask::SUITE_B_192) ==
 	WPA_KEY_MGMT_IEEE8021X_SUITE_B_192,
     "KeyMgmt value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::KeyMgmtMask::OWE) ==
+    static_cast<uint32_t>(V1_2::ISupplicantStaNetwork::KeyMgmtMask::OWE) ==
 	WPA_KEY_MGMT_OWE,
     "KeyMgmt value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::KeyMgmtMask::WPA_PSK_SHA256) ==
+    static_cast<uint32_t>(V1_2::ISupplicantStaNetwork::KeyMgmtMask::WPA_PSK_SHA256) ==
 	WPA_KEY_MGMT_PSK_SHA256,
     "KeyMgmt value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::KeyMgmtMask::WPA_EAP_SHA256) ==
+    static_cast<uint32_t>(V1_2::ISupplicantStaNetwork::KeyMgmtMask::WPA_EAP_SHA256) ==
 	WPA_KEY_MGMT_IEEE8021X_SHA256,
     "KeyMgmt value mismatch");
 static_assert(
@@ -394,15 +394,15 @@
 	WPA_KEY_MGMT_WAPI_CERT,
     "KeyMgmt value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::ProtoMask::WPA) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::ProtoMask::WPA) ==
 	WPA_PROTO_WPA,
     "Proto value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::ProtoMask::RSN) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::ProtoMask::RSN) ==
 	WPA_PROTO_RSN,
     "Proto value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::ProtoMask::OSEN) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::ProtoMask::OSEN) ==
 	WPA_PROTO_OSEN,
     "Proto value mismatch");
 static_assert(
@@ -410,35 +410,35 @@
 	WPA_PROTO_WAPI,
     "Proto value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::AuthAlgMask::OPEN) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::AuthAlgMask::OPEN) ==
 	WPA_AUTH_ALG_OPEN,
     "AuthAlg value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::AuthAlgMask::SHARED) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::AuthAlgMask::SHARED) ==
 	WPA_AUTH_ALG_SHARED,
     "AuthAlg value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::AuthAlgMask::LEAP) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::AuthAlgMask::LEAP) ==
 	WPA_AUTH_ALG_LEAP,
     "AuthAlg value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::GroupCipherMask::WEP40) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::GroupCipherMask::WEP40) ==
 	WPA_CIPHER_WEP40,
     "GroupCipher value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::GroupCipherMask::WEP104) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::GroupCipherMask::WEP104) ==
 	WPA_CIPHER_WEP104,
     "GroupCipher value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::GroupCipherMask::TKIP) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::GroupCipherMask::TKIP) ==
 	WPA_CIPHER_TKIP,
     "GroupCipher value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::GroupCipherMask::CCMP) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::GroupCipherMask::CCMP) ==
 	WPA_CIPHER_CCMP,
     "GroupCipher value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::GroupCipherMask::GCMP_256) ==
+    static_cast<uint32_t>(V1_2::ISupplicantStaNetwork::GroupCipherMask::GCMP_256) ==
 	WPA_CIPHER_GCMP_256,
     "GroupCipher value mismatch");
 static_assert(
@@ -447,24 +447,24 @@
     "GroupCipher value mismatch");
 static_assert(
     static_cast<uint32_t>(
-	ISupplicantStaNetwork::GroupCipherMask::GTK_NOT_USED) ==
+	V1_0::ISupplicantStaNetwork::GroupCipherMask::GTK_NOT_USED) ==
 	WPA_CIPHER_GTK_NOT_USED,
     "GroupCipher value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::PairwiseCipherMask::NONE) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::PairwiseCipherMask::NONE) ==
 	WPA_CIPHER_NONE,
     "PairwiseCipher value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::PairwiseCipherMask::TKIP) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::PairwiseCipherMask::TKIP) ==
 	WPA_CIPHER_TKIP,
     "PairwiseCipher value mismatch");
 static_assert(
-    static_cast<uint32_t>(ISupplicantStaNetwork::PairwiseCipherMask::CCMP) ==
+    static_cast<uint32_t>(V1_0::ISupplicantStaNetwork::PairwiseCipherMask::CCMP) ==
 	WPA_CIPHER_CCMP,
     "PairwiseCipher value mismatch");
 static_assert(
     static_cast<uint32_t>(
-	ISupplicantStaNetwork::PairwiseCipherMask::GCMP_256) ==
+	V1_2::ISupplicantStaNetwork::PairwiseCipherMask::GCMP_256) ==
 	WPA_CIPHER_GCMP_256,
     "PairwiseCipher value mismatch");
 static_assert(
@@ -760,7 +760,7 @@
 	P2P_PROV_DISC_INFO_UNAVAILABLE,
     "P2P status code value mismatch");
 }  // namespace implementation
-}  // namespace V1_3
+}  // namespace V1_4
 }  // namespace supplicant
 }  // namespace wifi
 }  // namespace hardware
diff --git a/wpa_supplicant/hidl/1.3/hidl_return_util.h b/wpa_supplicant/hidl/1.4/hidl_return_util.h
similarity index 98%
rename from wpa_supplicant/hidl/1.3/hidl_return_util.h
rename to wpa_supplicant/hidl/1.4/hidl_return_util.h
index 4c1f919..d285164 100644
--- a/wpa_supplicant/hidl/1.3/hidl_return_util.h
+++ b/wpa_supplicant/hidl/1.4/hidl_return_util.h
@@ -14,7 +14,7 @@
 namespace hardware {
 namespace wifi {
 namespace supplicant {
-namespace V1_3 {
+namespace V1_4 {
 namespace implementation {
 namespace hidl_return_util {
 using V1_0::SupplicantStatusCode;
@@ -94,7 +94,7 @@
 
 }  // namespace hidl_return_util
 }  // namespace implementation
-}  // namespace V1_3
+}  // namespace V1_4
 }  // namespace supplicant
 }  // namespace wifi
 }  // namespace hardware
diff --git a/wpa_supplicant/hidl/1.3/iface_config_utils.cpp b/wpa_supplicant/hidl/1.4/iface_config_utils.cpp
similarity index 99%
rename from wpa_supplicant/hidl/1.3/iface_config_utils.cpp
rename to wpa_supplicant/hidl/1.4/iface_config_utils.cpp
index 31370a6..b10523a 100644
--- a/wpa_supplicant/hidl/1.3/iface_config_utils.cpp
+++ b/wpa_supplicant/hidl/1.4/iface_config_utils.cpp
@@ -81,7 +81,7 @@
 namespace hardware {
 namespace wifi {
 namespace supplicant {
-namespace V1_3 {
+namespace V1_4 {
 namespace implementation {
 namespace iface_config_utils {
 SupplicantStatus setWpsDeviceName(
@@ -176,7 +176,7 @@
 }
 }  // namespace iface_config_utils
 }  // namespace implementation
-}  // namespace V1_3
+}  // namespace V1_4
 }  // namespace supplicant
 }  // namespace wifi
 }  // namespace hardware
diff --git a/wpa_supplicant/hidl/1.3/iface_config_utils.h b/wpa_supplicant/hidl/1.4/iface_config_utils.h
similarity index 97%
rename from wpa_supplicant/hidl/1.3/iface_config_utils.h
rename to wpa_supplicant/hidl/1.4/iface_config_utils.h
index 822d7ac..a94feb5 100644
--- a/wpa_supplicant/hidl/1.3/iface_config_utils.h
+++ b/wpa_supplicant/hidl/1.4/iface_config_utils.h
@@ -30,7 +30,7 @@
 namespace hardware {
 namespace wifi {
 namespace supplicant {
-namespace V1_3 {
+namespace V1_4 {
 namespace implementation {
 namespace iface_config_utils {
 SupplicantStatus setWpsDeviceName(
@@ -51,7 +51,7 @@
     struct wpa_supplicant* wpa_s, bool useExternalSim);
 }  // namespace iface_config_utils
 }  // namespace implementation
-}  // namespace V1_3
+}  // namespace V1_4
 }  // namespace supplicant
 }  // namespace wifi
 }  // namespace hardware
diff --git a/wpa_supplicant/hidl/1.3/misc_utils.h b/wpa_supplicant/hidl/1.4/misc_utils.h
similarity index 98%
rename from wpa_supplicant/hidl/1.3/misc_utils.h
rename to wpa_supplicant/hidl/1.4/misc_utils.h
index b95b1ee..6e69d4c 100644
--- a/wpa_supplicant/hidl/1.3/misc_utils.h
+++ b/wpa_supplicant/hidl/1.4/misc_utils.h
@@ -27,7 +27,7 @@
 namespace hardware {
 namespace wifi {
 namespace supplicant {
-namespace V1_3 {
+namespace V1_4 {
 namespace implementation {
 namespace misc_utils {
 using wpabuf_unique_ptr = std::unique_ptr<wpabuf, void (*)(wpabuf *)>;
@@ -103,7 +103,7 @@
 }
 }  // namespace misc_utils
 }  // namespace implementation
-}  // namespace V1_3
+}  // namespace V1_4
 }  // namespace supplicant
 }  // namespace wifi
 }  // namespace hardware
diff --git a/wpa_supplicant/hidl/1.3/p2p_iface.cpp b/wpa_supplicant/hidl/1.4/p2p_iface.cpp
similarity index 99%
rename from wpa_supplicant/hidl/1.3/p2p_iface.cpp
rename to wpa_supplicant/hidl/1.4/p2p_iface.cpp
index ffa9b6a..ece1c04 100644
--- a/wpa_supplicant/hidl/1.3/p2p_iface.cpp
+++ b/wpa_supplicant/hidl/1.4/p2p_iface.cpp
@@ -406,7 +406,7 @@
 namespace hardware {
 namespace wifi {
 namespace supplicant {
-namespace V1_3 {
+namespace V1_4 {
 namespace implementation {
 using hidl_return_util::validateAndCall;
 using V1_0::SupplicantStatusCode;
@@ -1853,7 +1853,7 @@
 }
 
 }  // namespace implementation
-}  // namespace V1_3
+}  // namespace V1_4
 }  // namespace supplicant
 }  // namespace wifi
 }  // namespace hardware
diff --git a/wpa_supplicant/hidl/1.3/p2p_iface.h b/wpa_supplicant/hidl/1.4/p2p_iface.h
similarity index 99%
rename from wpa_supplicant/hidl/1.3/p2p_iface.h
rename to wpa_supplicant/hidl/1.4/p2p_iface.h
index 608dbd4..882fad1 100644
--- a/wpa_supplicant/hidl/1.3/p2p_iface.h
+++ b/wpa_supplicant/hidl/1.4/p2p_iface.h
@@ -34,7 +34,7 @@
 namespace hardware {
 namespace wifi {
 namespace supplicant {
-namespace V1_3 {
+namespace V1_4 {
 namespace implementation {
 using V1_0::SupplicantNetworkId;
 using V1_0::SupplicantStatus;
@@ -321,7 +321,7 @@
 };
 
 }  // namespace implementation
-}  // namespace V1_3
+}  // namespace V1_4
 }  // namespace supplicant
 }  // namespace wifi
 }  // namespace hardware
diff --git a/wpa_supplicant/hidl/1.3/p2p_network.cpp b/wpa_supplicant/hidl/1.4/p2p_network.cpp
similarity index 99%
rename from wpa_supplicant/hidl/1.3/p2p_network.cpp
rename to wpa_supplicant/hidl/1.4/p2p_network.cpp
index c87e4c0..cba2fdd 100644
--- a/wpa_supplicant/hidl/1.3/p2p_network.cpp
+++ b/wpa_supplicant/hidl/1.4/p2p_network.cpp
@@ -20,7 +20,7 @@
 namespace hardware {
 namespace wifi {
 namespace supplicant {
-namespace V1_3 {
+namespace V1_4 {
 namespace implementation {
 using hidl_return_util::validateAndCall;
 using V1_0::SupplicantStatusCode;
@@ -250,7 +250,7 @@
 	    (struct wpa_global *)wpa_global_, ifname_.c_str());
 }
 }  // namespace implementation
-}  // namespace V1_3
+}  // namespace V1_4
 }  // namespace supplicant
 }  // namespace wifi
 }  // namespace hardware
diff --git a/wpa_supplicant/hidl/1.3/p2p_network.h b/wpa_supplicant/hidl/1.4/p2p_network.h
similarity index 98%
rename from wpa_supplicant/hidl/1.3/p2p_network.h
rename to wpa_supplicant/hidl/1.4/p2p_network.h
index 8c134b0..94e3763 100644
--- a/wpa_supplicant/hidl/1.3/p2p_network.h
+++ b/wpa_supplicant/hidl/1.4/p2p_network.h
@@ -26,7 +26,7 @@
 namespace hardware {
 namespace wifi {
 namespace supplicant {
-namespace V1_3 {
+namespace V1_4 {
 namespace implementation {
 using V1_0::ISupplicantP2pNetwork;
 using V1_0::ISupplicantP2pNetworkCallback;
@@ -96,7 +96,7 @@
 };
 
 }  // namespace implementation
-}  // namespace V1_3
+}  // namespace V1_4
 }  // namespace supplicant
 }  // namespace wifi
 }  // namespace hardware
diff --git a/wpa_supplicant/hidl/1.3/sta_iface.cpp b/wpa_supplicant/hidl/1.4/sta_iface.cpp
similarity index 99%
rename from wpa_supplicant/hidl/1.3/sta_iface.cpp
rename to wpa_supplicant/hidl/1.4/sta_iface.cpp
index b738ff7..b47c5fa 100644
--- a/wpa_supplicant/hidl/1.3/sta_iface.cpp
+++ b/wpa_supplicant/hidl/1.4/sta_iface.cpp
@@ -38,7 +38,7 @@
 using android::hardware::wifi::supplicant::V1_3::ISupplicantStaIface;
 using android::hardware::wifi::supplicant::V1_3::ConnectionCapabilities;
 using android::hardware::wifi::supplicant::V1_3::WifiTechnology;
-using android::hardware::wifi::supplicant::V1_3::implementation::HidlManager;
+using android::hardware::wifi::supplicant::V1_4::implementation::HidlManager;
 
 constexpr uint32_t kMaxAnqpElems = 100;
 constexpr char kGetMacAddress[] = "MACADDR";
@@ -223,7 +223,7 @@
 namespace hardware {
 namespace wifi {
 namespace supplicant {
-namespace V1_3 {
+namespace V1_4 {
 namespace implementation {
 using hidl_return_util::validateAndCall;
 using V1_0::ISupplicantStaIfaceCallback;
@@ -742,7 +742,7 @@
 std::pair<SupplicantStatus, sp<ISupplicantNetwork>>
 StaIface::addNetworkInternal()
 {
-	android::sp<ISupplicantStaNetwork> network;
+	android::sp<V1_3::ISupplicantStaNetwork> network;
 	struct wpa_supplicant *wpa_s = retrieveIfacePtr();
 	struct wpa_ssid *ssid = wpa_supplicant_add_network(wpa_s);
 	if (!ssid) {
@@ -781,7 +781,7 @@
 std::pair<SupplicantStatus, sp<ISupplicantNetwork>>
 StaIface::getNetworkInternal(SupplicantNetworkId id)
 {
-	android::sp<ISupplicantStaNetwork> network;
+	android::sp<V1_3::ISupplicantStaNetwork> network;
 	struct wpa_supplicant *wpa_s = retrieveIfacePtr();
 	struct wpa_ssid *ssid = wpa_config_get_network(wpa_s->conf, id);
 	if (!ssid) {
@@ -1479,9 +1479,9 @@
 	 * transition + Cellular steering. 11v is a default feature in
 	 * supplicant. And cellular steering is handled in framework.
 	 */
-	mask |= WpaDriverCapabilitiesMask::MBO;
+	mask |= V1_3::WpaDriverCapabilitiesMask::MBO;
 	if (wpa_s->enable_oce & OCE_STA) {
-		mask |= WpaDriverCapabilitiesMask::OCE;
+		mask |= V1_3::WpaDriverCapabilitiesMask::OCE;
 	}
 #endif
 
@@ -1535,7 +1535,7 @@
 	return wpa_supplicant_get_iface(wpa_global_, ifname_.c_str());
 }
 }  // namespace implementation
-}  // namespace V1_3
+}  // namespace V1_4
 }  // namespace supplicant
 }  // namespace wifi
 }  // namespace hardware
diff --git a/wpa_supplicant/hidl/1.3/sta_iface.h b/wpa_supplicant/hidl/1.4/sta_iface.h
similarity index 98%
rename from wpa_supplicant/hidl/1.3/sta_iface.h
rename to wpa_supplicant/hidl/1.4/sta_iface.h
index ba06e5a..8338459 100644
--- a/wpa_supplicant/hidl/1.3/sta_iface.h
+++ b/wpa_supplicant/hidl/1.4/sta_iface.h
@@ -33,7 +33,7 @@
 namespace hardware {
 namespace wifi {
 namespace supplicant {
-namespace V1_3 {
+namespace V1_4 {
 namespace implementation {
 using V1_0::ISupplicantNetwork;
 using android::hardware::wifi::supplicant::V1_2::DppAkm;
@@ -282,7 +282,7 @@
 	SupplicantStatus startDppEnrolleeInitiatorInternal(uint32_t peer_bootstrap_id,
 			uint32_t own_bootstrap_id);
 	SupplicantStatus stopDppInitiatorInternal();
-	std::pair<SupplicantStatus, ConnectionCapabilities> getConnectionCapabilitiesInternal();
+	std::pair<SupplicantStatus, V1_3::ConnectionCapabilities> getConnectionCapabilitiesInternal();
 	std::pair<SupplicantStatus, uint32_t> getWpaDriverCapabilitiesInternal();
 	SupplicantStatus setMboCellularDataStatusInternal(bool available);
 	std::pair<SupplicantStatus, uint32_t> getKeyMgmtCapabilitiesInternal_1_3();
@@ -300,7 +300,7 @@
 };
 
 }  // namespace implementation
-}  // namespace V1_3
+}  // namespace V1_4
 }  // namespace supplicant
 }  // namespace wifi
 }  // namespace hardware
diff --git a/wpa_supplicant/hidl/1.3/sta_network.cpp b/wpa_supplicant/hidl/1.4/sta_network.cpp
similarity index 99%
rename from wpa_supplicant/hidl/1.3/sta_network.cpp
rename to wpa_supplicant/hidl/1.4/sta_network.cpp
index 5f3b491..fa4edc1 100644
--- a/wpa_supplicant/hidl/1.3/sta_network.cpp
+++ b/wpa_supplicant/hidl/1.4/sta_network.cpp
@@ -104,7 +104,7 @@
 namespace hardware {
 namespace wifi {
 namespace supplicant {
-namespace V1_3 {
+namespace V1_4 {
 namespace implementation {
 using hidl_return_util::validateAndCall;
 using V1_0::SupplicantStatusCode;
@@ -822,7 +822,7 @@
 }
 
 Return<void> StaNetwork::setOcsp(
-    OcspType ocspType, setOcsp_cb _hidl_cb) {
+    V1_3::OcspType ocspType, setOcsp_cb _hidl_cb) {
 	return validateAndCall(
 	    this, SupplicantStatusCode::FAILURE_NETWORK_INVALID,
 	    &StaNetwork::setOcspInternal, _hidl_cb, ocspType);
@@ -2130,9 +2130,9 @@
 		wpa_ssid->group_mgmt_cipher & kAllowedGroupMgmtCipherMask};
 }
 
-SupplicantStatus StaNetwork::setOcspInternal(OcspType ocspType) {
+SupplicantStatus StaNetwork::setOcspInternal(V1_3::OcspType ocspType) {
 	struct wpa_ssid *wpa_ssid = retrieveNetworkPtr();
-	if (ocspType < OcspType::NONE || ocspType > OcspType::REQUIRE_ALL_CERTS_STATUS) {
+	if (ocspType < V1_3::OcspType::NONE || ocspType > V1_3::OcspType::REQUIRE_ALL_CERTS_STATUS) {
 		return{ SupplicantStatusCode::FAILURE_ARGS_INVALID, "" };
 	}
 	wpa_ssid->eap.cert.ocsp = (int) ocspType;
@@ -2142,11 +2142,11 @@
 	return {SupplicantStatusCode::SUCCESS, ""};
 }
 
-std::pair<SupplicantStatus, OcspType> StaNetwork::getOcspInternal()
+std::pair<SupplicantStatus, V1_3::OcspType> StaNetwork::getOcspInternal()
 {
 	struct wpa_ssid *wpa_ssid = retrieveNetworkPtr();
 	return {{SupplicantStatusCode::SUCCESS, ""},
-		(OcspType) wpa_ssid->eap.cert.ocsp};
+		(V1_3::OcspType) wpa_ssid->eap.cert.ocsp};
 }
 
 SupplicantStatus StaNetwork::setPmkCacheInternal(const std::vector<uint8_t>& serializedEntry) {
@@ -2498,7 +2498,7 @@
 }
 
 }  // namespace implementation
-}  // namespace V1_3
+}  // namespace V1_4
 }  // namespace supplicant
 }  // namespace wifi
 }  // namespace hardware
diff --git a/wpa_supplicant/hidl/1.3/sta_network.h b/wpa_supplicant/hidl/1.4/sta_network.h
similarity index 98%
rename from wpa_supplicant/hidl/1.3/sta_network.h
rename to wpa_supplicant/hidl/1.4/sta_network.h
index 0057596..9a44bfb 100644
--- a/wpa_supplicant/hidl/1.3/sta_network.h
+++ b/wpa_supplicant/hidl/1.4/sta_network.h
@@ -34,7 +34,7 @@
 namespace hardware {
 namespace wifi {
 namespace supplicant {
-namespace V1_3 {
+namespace V1_4 {
 namespace implementation {
 using V1_0::ISupplicantStaNetworkCallback;
 using V1_2::DppFailureCode;
@@ -227,7 +227,7 @@
 	    const hidl_string& sae_password_id,
 	    setSaePasswordId_cb _hidl_cb) override;
 	Return<void> setOcsp(
-	    OcspType ocspType, setOcsp_cb _hidl_cb) override;
+	    V1_3::OcspType ocspType, setOcsp_cb _hidl_cb) override;
 	Return<void> getOcsp(
 	    getOcsp_cb _hidl_cb) override;
 	Return<void> setPmkCache(const hidl_vec<uint8_t>& serializedEntry,
@@ -372,8 +372,8 @@
 	    const std::string& sae_password_id);
 	SupplicantStatus setGroupMgmtCipherInternal(uint32_t group_mgmt_cipher_mask);
 	std::pair<SupplicantStatus, uint32_t> getGroupMgmtCipherInternal();
-	SupplicantStatus setOcspInternal(OcspType ocspType);
-	std::pair<SupplicantStatus, OcspType> getOcspInternal();
+	SupplicantStatus setOcspInternal(V1_3::OcspType ocspType);
+	std::pair<SupplicantStatus, V1_3::OcspType> getOcspInternal();
 	SupplicantStatus setPmkCacheInternal(const std::vector<uint8_t>& serialziedEntry);
 	SupplicantStatus setWapiCertSuiteInternal(const std::string& suite);
 	std::pair<SupplicantStatus, std::string> getWapiCertSuiteInternal();
@@ -427,7 +427,7 @@
 };
 
 }  // namespace implementation
-}  // namespace V1_3
+}  // namespace V1_4
 }  // namespace supplicant
 }  // namespace wifi
 }  // namespace hardware
diff --git a/wpa_supplicant/hidl/1.3/supplicant.cpp b/wpa_supplicant/hidl/1.4/supplicant.cpp
similarity index 99%
rename from wpa_supplicant/hidl/1.3/supplicant.cpp
rename to wpa_supplicant/hidl/1.4/supplicant.cpp
index 50d2343..5fea68d 100644
--- a/wpa_supplicant/hidl/1.3/supplicant.cpp
+++ b/wpa_supplicant/hidl/1.4/supplicant.cpp
@@ -156,7 +156,7 @@
 namespace hardware {
 namespace wifi {
 namespace supplicant {
-namespace V1_3 {
+namespace V1_4 {
 namespace implementation {
 using hidl_return_util::validateAndCall;
 using V1_0::SupplicantStatusCode;
@@ -417,7 +417,7 @@
 	return SupplicantStatus{SupplicantStatusCode::SUCCESS, ""};
 }
 }  // namespace implementation
-}  // namespace V1_3
+}  // namespace V1_4
 }  // namespace supplicant
 }  // namespace wifi
 }  // namespace hardware
diff --git a/wpa_supplicant/hidl/1.3/supplicant.h b/wpa_supplicant/hidl/1.4/supplicant.h
similarity index 95%
rename from wpa_supplicant/hidl/1.3/supplicant.h
rename to wpa_supplicant/hidl/1.4/supplicant.h
index 0c0ac72..8fd2033 100644
--- a/wpa_supplicant/hidl/1.3/supplicant.h
+++ b/wpa_supplicant/hidl/1.4/supplicant.h
@@ -13,7 +13,7 @@
 #include <android/hardware/wifi/supplicant/1.0/ISupplicantCallback.h>
 #include <android/hardware/wifi/supplicant/1.0/ISupplicantIface.h>
 #include <android/hardware/wifi/supplicant/1.0/types.h>
-#include <android/hardware/wifi/supplicant/1.3/ISupplicant.h>
+#include <android/hardware/wifi/supplicant/1.4/ISupplicant.h>
 #include <android-base/macros.h>
 #include <hidl/Status.h>
 
@@ -29,7 +29,7 @@
 namespace hardware {
 namespace wifi {
 namespace supplicant {
-namespace V1_3 {
+namespace V1_4 {
 namespace implementation {
 using V1_0::ISupplicantCallback;
 using V1_0::ISupplicantIface;
@@ -39,7 +39,7 @@
  * object is used core for global control operations on
  * wpa_supplicant.
  */
-class Supplicant : public V1_3::ISupplicant
+class Supplicant : public V1_4::ISupplicant
 {
 public:
 	Supplicant(struct wpa_global* global);
@@ -93,7 +93,7 @@
 };
 
 }  // namespace implementation
-}  // namespace V1_3
+}  // namespace V1_4
 }  // namespace supplicant
 }  // namespace wifi
 }  // namespace hardware