From e55b4797675d2333c293e24e88b365a1a5d710f6 Mon Sep 17 00:00:00 2001
From: Jonas Vercammen <jonas@mediaspecs.be>
Date: Wed, 20 Aug 2025 14:36:59 +0200
Subject: [PATCH 01/13] feat: AC power switch

---
 custom_components/smartthinq_sensors/switch.py           | 8 ++++++++
 custom_components/smartthinq_sensors/wideq/const.py      | 1 +
 custom_components/smartthinq_sensors/wideq/devices/ac.py | 7 +++++++
 3 files changed, 16 insertions(+)

diff --git a/custom_components/smartthinq_sensors/switch.py b/custom_components/smartthinq_sensors/switch.py
index 21f4d1e0..f12a0198 100644
--- a/custom_components/smartthinq_sensors/switch.py
+++ b/custom_components/smartthinq_sensors/switch.py
@@ -91,6 +91,14 @@ class ThinQSwitchEntityDescription(SwitchEntityDescription):
     ),
 )
 AC_SWITCH: tuple[ThinQSwitchEntityDescription, ...] = (
+    ThinQSwitchEntityDescription(
+        key=AirConditionerFeatures.POWER,
+        name="Power",
+        icon="mdi:power",
+        turn_off_fn=lambda x: x.device.power(False),
+        turn_on_fn=lambda x: x.device.power(True),
+        value_fn=lambda x: x.is_power_on,
+    ),
     ThinQSwitchEntityDescription(
         key=AirConditionerFeatures.MODE_AIRCLEAN,
         name="Ionizer",
diff --git a/custom_components/smartthinq_sensors/wideq/const.py b/custom_components/smartthinq_sensors/wideq/const.py
index 5ff64fd9..e91dc501 100644
--- a/custom_components/smartthinq_sensors/wideq/const.py
+++ b/custom_components/smartthinq_sensors/wideq/const.py
@@ -44,6 +44,7 @@ class AirConditionerFeatures(StrEnum):
     PM1 = "pm1"
     PM10 = "pm10"
     PM25 = "pm25"
+    POWER = "power"
     RESERVATION_SLEEP_TIME = "reservation_sleep_time"
     ROOM_TEMP = "room_temperature"
     WATER_IN_TEMP = "water_in_temperature"
diff --git a/custom_components/smartthinq_sensors/wideq/devices/ac.py b/custom_components/smartthinq_sensors/wideq/devices/ac.py
index 8f3ad828..c06e20a5 100644
--- a/custom_components/smartthinq_sensors/wideq/devices/ac.py
+++ b/custom_components/smartthinq_sensors/wideq/devices/ac.py
@@ -1387,6 +1387,12 @@ def reservation_sleep_time(self):
             AirConditionerFeatures.RESERVATION_SLEEP_TIME, value, False
         )
 
+    @property
+    def power(self):
+        """Return power status."""
+        status = self.is_on
+        return self._update_feature(AirConditionerFeatures.POWER, status, False)
+
     def _update_features(self):
         _ = [
             self.room_temp,
@@ -1404,4 +1410,5 @@ def _update_features(self):
             self.mode_awhp_silent,
             self.hot_water_current_temp,
             self.reservation_sleep_time,
+            self.power,
         ]

From 9284d03e8384adff75136eadf38b8b074869724c Mon Sep 17 00:00:00 2001
From: Jonas Vercammen <jonas@mediaspecs.be>
Date: Wed, 20 Aug 2025 14:58:04 +0200
Subject: [PATCH 02/13] feat: add UVnano to ac

---
 .../smartthinq_sensors/switch.py              |  8 +++++
 .../smartthinq_sensors/wideq/const.py         |  1 +
 .../smartthinq_sensors/wideq/devices/ac.py    | 33 +++++++++++++++++++
 3 files changed, 42 insertions(+)

diff --git a/custom_components/smartthinq_sensors/switch.py b/custom_components/smartthinq_sensors/switch.py
index f12a0198..71c77dc9 100644
--- a/custom_components/smartthinq_sensors/switch.py
+++ b/custom_components/smartthinq_sensors/switch.py
@@ -106,6 +106,14 @@ class ThinQSwitchEntityDescription(SwitchEntityDescription):
         turn_off_fn=lambda x: x.device.set_mode_airclean(False),
         turn_on_fn=lambda x: x.device.set_mode_airclean(True),
     ),
+    ThinQSwitchEntityDescription(
+        key=AirConditionerFeatures.UVNANO,
+        name="UVnano",
+        icon="mdi:flash",
+        turn_off_fn=lambda x: x.device.set_mode_uvnano(False),
+        turn_on_fn=lambda x: x.device.set_mode_uvnano(True),
+        available_fn=lambda x: x.is_power_on,
+    ),
     ThinQSwitchEntityDescription(
         key=AirConditionerFeatures.MODE_JET,
         name="Jet mode",
diff --git a/custom_components/smartthinq_sensors/wideq/const.py b/custom_components/smartthinq_sensors/wideq/const.py
index e91dc501..bd0217d3 100644
--- a/custom_components/smartthinq_sensors/wideq/const.py
+++ b/custom_components/smartthinq_sensors/wideq/const.py
@@ -47,6 +47,7 @@ class AirConditionerFeatures(StrEnum):
     POWER = "power"
     RESERVATION_SLEEP_TIME = "reservation_sleep_time"
     ROOM_TEMP = "room_temperature"
+    UVNANO = "uvnano"
     WATER_IN_TEMP = "water_in_temperature"
     WATER_OUT_TEMP = "water_out_temperature"
 
diff --git a/custom_components/smartthinq_sensors/wideq/devices/ac.py b/custom_components/smartthinq_sensors/wideq/devices/ac.py
index c06e20a5..71b5098f 100644
--- a/custom_components/smartthinq_sensors/wideq/devices/ac.py
+++ b/custom_components/smartthinq_sensors/wideq/devices/ac.py
@@ -35,6 +35,7 @@
 SUPPORT_JET_COOL = [SUPPORT_RAC_SUBMODE, "@AC_MAIN_WIND_MODE_COOL_JET_W"]
 SUPPORT_JET_HEAT = [SUPPORT_RAC_SUBMODE, "@AC_MAIN_WIND_MODE_HEAT_JET_W"]
 SUPPORT_AIRCLEAN = [SUPPORT_RAC_MODE, "@AIRCLEAN"]
+SUPPORT_UVNANO = [SUPPORT_RAC_MODE, "@UVNANO"]
 SUPPORT_HOT_WATER = [SUPPORT_PAC_MODE, ["@HOTWATER", "@HOTWATER_ONLY"]]
 SUPPORT_LIGHT_SWITCH = [SUPPORT_LIGHT, "@RAC_88_DISPLAY_CONTROL"]
 SUPPORT_LIGHT_INV_SWITCH = [SUPPORT_LIGHT, "@BRIGHTNESS_CONTROL"]
@@ -73,6 +74,7 @@
 STATE_HUMIDITY = ["SensorHumidity", "airState.humidity.current"]
 STATE_MODE_AIRCLEAN = ["AirClean", "airState.wMode.airClean"]
 STATE_MODE_JET = ["Jet", "airState.wMode.jet"]
+STATE_MODE_UVNANO = ["UVnano", "airState.wMode.uvnano"]
 STATE_LIGHTING_DISPLAY = ["DisplayControl", "airState.lightingState.displayControl"]
 STATE_AIRSENSORMON = ["SensorMon", "airState.quality.sensorMon"]
 STATE_PM1 = ["SensorPM1", "airState.quality.PM1"]
@@ -104,6 +106,7 @@
 CMD_STATE_DUCT_ZONES = [CTRL_MISC, "Set", [DUCT_ZONE_V1, "airState.ductZone.control"]]
 CMD_STATE_MODE_AIRCLEAN = [CTRL_BASIC, "Set", STATE_MODE_AIRCLEAN]
 CMD_STATE_MODE_JET = [CTRL_BASIC, "Set", STATE_MODE_JET]
+CMD_STATE_MODE_UVNANO = [CTRL_BASIC, "Set", STATE_MODE_UVNANO]
 CMD_STATE_LIGHTING_DISPLAY = [CTRL_BASIC, "Set", STATE_LIGHTING_DISPLAY]
 CMD_RESERVATION_SLEEP_TIME = [CTRL_BASIC, "Set", STATE_RESERVATION_SLEEP_TIME]
 
@@ -152,6 +155,9 @@
 MODE_AIRCLEAN_OFF = "@AC_MAIN_AIRCLEAN_OFF_W"
 MODE_AIRCLEAN_ON = "@AC_MAIN_AIRCLEAN_ON_W"
 
+MODE_UVNANO_OFF = "@AC_MAIN_UVNANO_OFF_W"
+MODE_UVNANO_ON = "@AC_MAIN_UVNANO_ON_W"
+
 AWHP_MODE_AIR = "@AIR"
 AWHP_MODE_WATER = "@WATER"
 
@@ -589,6 +595,11 @@ def is_mode_airclean_supported(self):
         """Return if AirClean mode is supported."""
         return self._is_mode_supported(SUPPORT_AIRCLEAN)
 
+    @cached_property
+    def is_mode_uvnano_supported(self):
+        """Return if UVnano mode is supported."""
+        return self._is_mode_supported(SUPPORT_UVNANO)
+
     @cached_property
     def supported_ligth_modes(self):
         """Return light switch modes supported."""
@@ -750,6 +761,16 @@ async def set_mode_airclean(self, status: bool):
         mode = self.model_info.enum_value(keys[2], mode_key)
         await self.set(keys[0], keys[1], key=keys[2], value=mode)
 
+    async def set_mode_uvnano(self, status: bool):
+        """Set the UVnano mode on or off."""
+        if not self.is_mode_uvnano_supported:
+            raise ValueError("UVnano mode not supported")
+
+        keys = self._get_cmd_keys(CMD_STATE_MODE_UVNANO)
+        mode_key = MODE_UVNANO_ON if status else MODE_UVNANO_OFF
+        mode = self.model_info.enum_value(keys[2], mode_key)
+        await self.set(keys[0], keys[1], key=keys[2], value=mode)
+
     async def set_mode_jet(self, status: bool):
         """Set the Jet mode on or off."""
         if self.supported_mode_jet == JetModeSupport.NONE:
@@ -1188,6 +1209,17 @@ def mode_airclean(self):
         status = value == MODE_AIRCLEAN_ON
         return self._update_feature(AirConditionerFeatures.MODE_AIRCLEAN, status, False)
 
+    @property
+    def mode_uvnano(self):
+        """Return UVnano Mode status."""
+        if not self._device.is_mode_uvnano_supported:
+            return None
+        key = self._get_state_key(STATE_MODE_UVNANO)
+        if (value := self.lookup_enum(key, True)) is None:
+            return None
+        status = value == MODE_UVNANO_ON
+        return self._update_feature(AirConditionerFeatures.UVNANO, status, False)
+
     @property
     def mode_jet(self):
         """Return Jet Mode status."""
@@ -1403,6 +1435,7 @@ def _update_features(self):
             self.pm25,
             self.pm1,
             self.mode_airclean,
+            self.mode_uvnano,
             self.mode_jet,
             self.lighting_display,
             self.water_in_current_temp,

From ea97c3a02f59e7ab5c1eea2e3c3baf1ced93f94f Mon Sep 17 00:00:00 2001
From: Jonas Vercammen <jonas@mediaspecs.be>
Date: Wed, 20 Aug 2025 15:15:39 +0200
Subject: [PATCH 03/13] feat: refactor uv_nano naming

---
 custom_components/smartthinq_sensors/wideq/devices/ac.py | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/custom_components/smartthinq_sensors/wideq/devices/ac.py b/custom_components/smartthinq_sensors/wideq/devices/ac.py
index 71b5098f..e036931b 100644
--- a/custom_components/smartthinq_sensors/wideq/devices/ac.py
+++ b/custom_components/smartthinq_sensors/wideq/devices/ac.py
@@ -74,7 +74,7 @@
 STATE_HUMIDITY = ["SensorHumidity", "airState.humidity.current"]
 STATE_MODE_AIRCLEAN = ["AirClean", "airState.wMode.airClean"]
 STATE_MODE_JET = ["Jet", "airState.wMode.jet"]
-STATE_MODE_UVNANO = ["UVnano", "airState.wMode.uvnano"]
+STATE_UV_NANO = ["UVnano", "airState.wMode.uvnano"]
 STATE_LIGHTING_DISPLAY = ["DisplayControl", "airState.lightingState.displayControl"]
 STATE_AIRSENSORMON = ["SensorMon", "airState.quality.sensorMon"]
 STATE_PM1 = ["SensorPM1", "airState.quality.PM1"]
@@ -106,7 +106,7 @@
 CMD_STATE_DUCT_ZONES = [CTRL_MISC, "Set", [DUCT_ZONE_V1, "airState.ductZone.control"]]
 CMD_STATE_MODE_AIRCLEAN = [CTRL_BASIC, "Set", STATE_MODE_AIRCLEAN]
 CMD_STATE_MODE_JET = [CTRL_BASIC, "Set", STATE_MODE_JET]
-CMD_STATE_MODE_UVNANO = [CTRL_BASIC, "Set", STATE_MODE_UVNANO]
+CMD_STATE_UV_NANO = [CTRL_BASIC, "Set", STATE_UV_NANO]
 CMD_STATE_LIGHTING_DISPLAY = [CTRL_BASIC, "Set", STATE_LIGHTING_DISPLAY]
 CMD_RESERVATION_SLEEP_TIME = [CTRL_BASIC, "Set", STATE_RESERVATION_SLEEP_TIME]
 
@@ -766,7 +766,7 @@ async def set_mode_uvnano(self, status: bool):
         if not self.is_mode_uvnano_supported:
             raise ValueError("UVnano mode not supported")
 
-        keys = self._get_cmd_keys(CMD_STATE_MODE_UVNANO)
+        keys = self._get_cmd_keys(CMD_STATE_UV_NANO)
         mode_key = MODE_UVNANO_ON if status else MODE_UVNANO_OFF
         mode = self.model_info.enum_value(keys[2], mode_key)
         await self.set(keys[0], keys[1], key=keys[2], value=mode)
@@ -1214,7 +1214,7 @@ def mode_uvnano(self):
         """Return UVnano Mode status."""
         if not self._device.is_mode_uvnano_supported:
             return None
-        key = self._get_state_key(STATE_MODE_UVNANO)
+        key = self._get_state_key(STATE_UV_NANO)
         if (value := self.lookup_enum(key, True)) is None:
             return None
         status = value == MODE_UVNANO_ON

From acc146ef75a9d3bfe29548c5cf1c430da90814bd Mon Sep 17 00:00:00 2001
From: Jonas Vercammen <jonas@mediaspecs.be>
Date: Wed, 20 Aug 2025 15:21:39 +0200
Subject: [PATCH 04/13] feat: refactor uv_nano

---
 custom_components/smartthinq_sensors/switch.py           | 4 ++--
 custom_components/smartthinq_sensors/wideq/devices/ac.py | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/custom_components/smartthinq_sensors/switch.py b/custom_components/smartthinq_sensors/switch.py
index 71c77dc9..238d3898 100644
--- a/custom_components/smartthinq_sensors/switch.py
+++ b/custom_components/smartthinq_sensors/switch.py
@@ -110,8 +110,8 @@ class ThinQSwitchEntityDescription(SwitchEntityDescription):
         key=AirConditionerFeatures.UVNANO,
         name="UVnano",
         icon="mdi:flash",
-        turn_off_fn=lambda x: x.device.set_mode_uvnano(False),
-        turn_on_fn=lambda x: x.device.set_mode_uvnano(True),
+        turn_off_fn=lambda x: x.device.set_uv_nano(False),
+        turn_on_fn=lambda x: x.device.set_uv_nano(True),
         available_fn=lambda x: x.is_power_on,
     ),
     ThinQSwitchEntityDescription(
diff --git a/custom_components/smartthinq_sensors/wideq/devices/ac.py b/custom_components/smartthinq_sensors/wideq/devices/ac.py
index e036931b..d9f77dbd 100644
--- a/custom_components/smartthinq_sensors/wideq/devices/ac.py
+++ b/custom_components/smartthinq_sensors/wideq/devices/ac.py
@@ -155,8 +155,8 @@
 MODE_AIRCLEAN_OFF = "@AC_MAIN_AIRCLEAN_OFF_W"
 MODE_AIRCLEAN_ON = "@AC_MAIN_AIRCLEAN_ON_W"
 
-MODE_UVNANO_OFF = "@AC_MAIN_UVNANO_OFF_W"
-MODE_UVNANO_ON = "@AC_MAIN_UVNANO_ON_W"
+UV_NANO_OFF = "0"
+UV_NANO_ON = "1"
 
 AWHP_MODE_AIR = "@AIR"
 AWHP_MODE_WATER = "@WATER"

From 0efb8a0ef859600228bf8d0ac06e2303a9044484 Mon Sep 17 00:00:00 2001
From: Jonas Vercammen <jonas@mediaspecs.be>
Date: Wed, 20 Aug 2025 15:27:12 +0200
Subject: [PATCH 05/13] feat: update uvstate key

---
 .../smartthinq_sensors/wideq/devices/ac.py      | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/custom_components/smartthinq_sensors/wideq/devices/ac.py b/custom_components/smartthinq_sensors/wideq/devices/ac.py
index d9f77dbd..631b59b5 100644
--- a/custom_components/smartthinq_sensors/wideq/devices/ac.py
+++ b/custom_components/smartthinq_sensors/wideq/devices/ac.py
@@ -35,7 +35,12 @@
 SUPPORT_JET_COOL = [SUPPORT_RAC_SUBMODE, "@AC_MAIN_WIND_MODE_COOL_JET_W"]
 SUPPORT_JET_HEAT = [SUPPORT_RAC_SUBMODE, "@AC_MAIN_WIND_MODE_HEAT_JET_W"]
 SUPPORT_AIRCLEAN = [SUPPORT_RAC_MODE, "@AIRCLEAN"]
-SUPPORT_UVNANO = [SUPPORT_RAC_MODE, "@UVNANO"]
+# Try different possible support keys for UVnano
+# SUPPORT_UVNANO = [SUPPORT_RAC_MODE, "@UVNANO"]
+# Alternative support keys to try if the above doesn't work:
+SUPPORT_UVNANO = [SUPPORT_RAC_MODE, "@UV_NANO"] 
+# SUPPORT_UVNANO = [SUPPORT_RAC_SUBMODE, "@UV_NANO"]
+# SUPPORT_UVNANO = ["SupportUVnano", "support.uvnano"]
 SUPPORT_HOT_WATER = [SUPPORT_PAC_MODE, ["@HOTWATER", "@HOTWATER_ONLY"]]
 SUPPORT_LIGHT_SWITCH = [SUPPORT_LIGHT, "@RAC_88_DISPLAY_CONTROL"]
 SUPPORT_LIGHT_INV_SWITCH = [SUPPORT_LIGHT, "@BRIGHTNESS_CONTROL"]
@@ -74,7 +79,7 @@
 STATE_HUMIDITY = ["SensorHumidity", "airState.humidity.current"]
 STATE_MODE_AIRCLEAN = ["AirClean", "airState.wMode.airClean"]
 STATE_MODE_JET = ["Jet", "airState.wMode.jet"]
-STATE_UV_NANO = ["UVnano", "airState.wMode.uvnano"]
+STATE_UV_NANO = ["UVNano", "airState.miscFuncState.Uvnano"]
 STATE_LIGHTING_DISPLAY = ["DisplayControl", "airState.lightingState.displayControl"]
 STATE_AIRSENSORMON = ["SensorMon", "airState.quality.sensorMon"]
 STATE_PM1 = ["SensorPM1", "airState.quality.PM1"]
@@ -598,7 +603,9 @@ def is_mode_airclean_supported(self):
     @cached_property
     def is_mode_uvnano_supported(self):
         """Return if UVnano mode is supported."""
-        return self._is_mode_supported(SUPPORT_UVNANO)
+        supported = self._is_mode_supported(SUPPORT_UVNANO)
+        _LOGGER.debug("UVnano support check: %s (support key: %s)", supported, SUPPORT_UVNANO)
+        return supported
 
     @cached_property
     def supported_ligth_modes(self):
@@ -767,7 +774,7 @@ async def set_mode_uvnano(self, status: bool):
             raise ValueError("UVnano mode not supported")
 
         keys = self._get_cmd_keys(CMD_STATE_UV_NANO)
-        mode_key = MODE_UVNANO_ON if status else MODE_UVNANO_OFF
+        mode_key = UV_NANO_ON if status else UV_NANO_OFF
         mode = self.model_info.enum_value(keys[2], mode_key)
         await self.set(keys[0], keys[1], key=keys[2], value=mode)
 
@@ -1217,7 +1224,7 @@ def mode_uvnano(self):
         key = self._get_state_key(STATE_UV_NANO)
         if (value := self.lookup_enum(key, True)) is None:
             return None
-        status = value == MODE_UVNANO_ON
+        status = value == UV_NANO_ON
         return self._update_feature(AirConditionerFeatures.UVNANO, status, False)
 
     @property

From a625866f4b99fd2064400e2ec27eab7bdd2d7c26 Mon Sep 17 00:00:00 2001
From: Jonas Vercammen <jonas@mediaspecs.be>
Date: Wed, 20 Aug 2025 15:33:09 +0200
Subject: [PATCH 06/13] feat: disable check status

---
 custom_components/smartthinq_sensors/wideq/devices/ac.py | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/custom_components/smartthinq_sensors/wideq/devices/ac.py b/custom_components/smartthinq_sensors/wideq/devices/ac.py
index 631b59b5..1ce5fae1 100644
--- a/custom_components/smartthinq_sensors/wideq/devices/ac.py
+++ b/custom_components/smartthinq_sensors/wideq/devices/ac.py
@@ -770,8 +770,8 @@ async def set_mode_airclean(self, status: bool):
 
     async def set_mode_uvnano(self, status: bool):
         """Set the UVnano mode on or off."""
-        if not self.is_mode_uvnano_supported:
-            raise ValueError("UVnano mode not supported")
+        # if not self.is_mode_uvnano_supported:
+        #     raise ValueError("UVnano mode not supported")
 
         keys = self._get_cmd_keys(CMD_STATE_UV_NANO)
         mode_key = UV_NANO_ON if status else UV_NANO_OFF
@@ -1219,8 +1219,8 @@ def mode_airclean(self):
     @property
     def mode_uvnano(self):
         """Return UVnano Mode status."""
-        if not self._device.is_mode_uvnano_supported:
-            return None
+        # if not self._device.is_mode_uvnano_supported:
+        #     return None
         key = self._get_state_key(STATE_UV_NANO)
         if (value := self.lookup_enum(key, True)) is None:
             return None

From 02f7fa6ff414d29732b8354902b659b58879d598 Mon Sep 17 00:00:00 2001
From: Jonas Vercammen <jonas@mediaspecs.be>
Date: Wed, 20 Aug 2025 16:43:46 +0200
Subject: [PATCH 07/13] feat: set uvnano mode

---
 .../smartthinq_sensors/wideq/devices/ac.py           | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/custom_components/smartthinq_sensors/wideq/devices/ac.py b/custom_components/smartthinq_sensors/wideq/devices/ac.py
index 1ce5fae1..0e741eab 100644
--- a/custom_components/smartthinq_sensors/wideq/devices/ac.py
+++ b/custom_components/smartthinq_sensors/wideq/devices/ac.py
@@ -601,7 +601,7 @@ def is_mode_airclean_supported(self):
         return self._is_mode_supported(SUPPORT_AIRCLEAN)
 
     @cached_property
-    def is_mode_uvnano_supported(self):
+    def is_uv_nano_supported(self):
         """Return if UVnano mode is supported."""
         supported = self._is_mode_supported(SUPPORT_UVNANO)
         _LOGGER.debug("UVnano support check: %s (support key: %s)", supported, SUPPORT_UVNANO)
@@ -768,9 +768,9 @@ async def set_mode_airclean(self, status: bool):
         mode = self.model_info.enum_value(keys[2], mode_key)
         await self.set(keys[0], keys[1], key=keys[2], value=mode)
 
-    async def set_mode_uvnano(self, status: bool):
+    async def set_uv_nano(self, status: bool):
         """Set the UVnano mode on or off."""
-        # if not self.is_mode_uvnano_supported:
+        # if not self.is_uv_nano_supported:
         #     raise ValueError("UVnano mode not supported")
 
         keys = self._get_cmd_keys(CMD_STATE_UV_NANO)
@@ -1217,9 +1217,9 @@ def mode_airclean(self):
         return self._update_feature(AirConditionerFeatures.MODE_AIRCLEAN, status, False)
 
     @property
-    def mode_uvnano(self):
+    def uv_nano(self):
         """Return UVnano Mode status."""
-        # if not self._device.is_mode_uvnano_supported:
+        # if not self._device.is_uv_nano_supported:
         #     return None
         key = self._get_state_key(STATE_UV_NANO)
         if (value := self.lookup_enum(key, True)) is None:
@@ -1442,7 +1442,7 @@ def _update_features(self):
             self.pm25,
             self.pm1,
             self.mode_airclean,
-            self.mode_uvnano,
+            self.uv_nano,
             self.mode_jet,
             self.lighting_display,
             self.water_in_current_temp,

From 6efe0b343c687db0fe47b6e862438ea37d57e6bb Mon Sep 17 00:00:00 2001
From: Jonas Vercammen <jonas@mediaspecs.be>
Date: Wed, 20 Aug 2025 17:01:56 +0200
Subject: [PATCH 08/13] fix: set uv cmd debug

---
 .../smartthinq_sensors/wideq/devices/ac.py    | 22 +++++++++++++++++--
 1 file changed, 20 insertions(+), 2 deletions(-)

diff --git a/custom_components/smartthinq_sensors/wideq/devices/ac.py b/custom_components/smartthinq_sensors/wideq/devices/ac.py
index 0e741eab..fbb868ae 100644
--- a/custom_components/smartthinq_sensors/wideq/devices/ac.py
+++ b/custom_components/smartthinq_sensors/wideq/devices/ac.py
@@ -775,7 +775,18 @@ async def set_uv_nano(self, status: bool):
 
         keys = self._get_cmd_keys(CMD_STATE_UV_NANO)
         mode_key = UV_NANO_ON if status else UV_NANO_OFF
-        mode = self.model_info.enum_value(keys[2], mode_key)
+        
+        # Try direct value first (since we're using "0" and "1")
+        mode = mode_key
+        
+        # Fallback to enum lookup if needed
+        if mode == UV_NANO_ON or mode == UV_NANO_OFF:
+            enum_mode = self.model_info.enum_value(keys[2], mode_key)
+            if enum_mode is not None:
+                mode = enum_mode
+        
+        _LOGGER.debug("UVnano set command - keys: %s, mode_key: %s, final_mode: %s", keys, mode_key, mode)
+            
         await self.set(keys[0], keys[1], key=keys[2], value=mode)
 
     async def set_mode_jet(self, status: bool):
@@ -1222,9 +1233,16 @@ def uv_nano(self):
         # if not self._device.is_uv_nano_supported:
         #     return None
         key = self._get_state_key(STATE_UV_NANO)
-        if (value := self.lookup_enum(key, True)) is None:
+        value = self.lookup_enum(key, True)
+        
+        _LOGGER.debug("UVnano status - key: %s, raw_value: %s", key, value)
+        
+        if value is None:
             return None
         status = value == UV_NANO_ON
+        
+        _LOGGER.debug("UVnano status - processed: %s (raw: %s, expected_on: %s)", status, value, UV_NANO_ON)
+        
         return self._update_feature(AirConditionerFeatures.UVNANO, status, False)
 
     @property

From c1eec8280d39afd39fff42848765456bf98994c2 Mon Sep 17 00:00:00 2001
From: Jonas Vercammen <jonas@mediaspecs.be>
Date: Wed, 20 Aug 2025 17:07:42 +0200
Subject: [PATCH 09/13] fix: debug for on and off values

---
 .../smartthinq_sensors/wideq/devices/ac.py       | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/custom_components/smartthinq_sensors/wideq/devices/ac.py b/custom_components/smartthinq_sensors/wideq/devices/ac.py
index fbb868ae..565be42d 100644
--- a/custom_components/smartthinq_sensors/wideq/devices/ac.py
+++ b/custom_components/smartthinq_sensors/wideq/devices/ac.py
@@ -1233,13 +1233,25 @@ def uv_nano(self):
         # if not self._device.is_uv_nano_supported:
         #     return None
         key = self._get_state_key(STATE_UV_NANO)
+        
+        # Try both enum lookup and direct data access
         value = self.lookup_enum(key, True)
+        if value is None:
+            # Fallback to direct data access
+            value = self._data.get(key)
         
-        _LOGGER.debug("UVnano status - key: %s, raw_value: %s", key, value)
+        _LOGGER.debug("UVnano status - key: %s, raw_value: %s, data_keys: %s", key, value, list(self._data.keys()) if hasattr(self, '_data') else 'No data')
         
         if value is None:
             return None
-        status = value == UV_NANO_ON
+            
+        # Handle different possible value formats
+        if isinstance(value, str):
+            status = value == UV_NANO_ON or value == "1" or value.lower() == "on"
+        elif isinstance(value, (int, float)):
+            status = value == 1
+        else:
+            status = bool(value)
         
         _LOGGER.debug("UVnano status - processed: %s (raw: %s, expected_on: %s)", status, value, UV_NANO_ON)
         

From 768947fc012b0375da4bdf7b0b84953d76f1be1a Mon Sep 17 00:00:00 2001
From: Jonas Vercammen <jonas@mediaspecs.be>
Date: Wed, 20 Aug 2025 17:11:07 +0200
Subject: [PATCH 10/13] fix: on off values for uvnano

---
 .../smartthinq_sensors/wideq/devices/ac.py    | 33 +++++--------------
 1 file changed, 9 insertions(+), 24 deletions(-)

diff --git a/custom_components/smartthinq_sensors/wideq/devices/ac.py b/custom_components/smartthinq_sensors/wideq/devices/ac.py
index 565be42d..d440606e 100644
--- a/custom_components/smartthinq_sensors/wideq/devices/ac.py
+++ b/custom_components/smartthinq_sensors/wideq/devices/ac.py
@@ -160,8 +160,8 @@
 MODE_AIRCLEAN_OFF = "@AC_MAIN_AIRCLEAN_OFF_W"
 MODE_AIRCLEAN_ON = "@AC_MAIN_AIRCLEAN_ON_W"
 
-UV_NANO_OFF = "0"
-UV_NANO_ON = "1"
+UV_NANO_OFF = "@OFF"
+UV_NANO_ON = "@ON"
 
 AWHP_MODE_AIR = "@AIR"
 AWHP_MODE_WATER = "@WATER"
@@ -775,17 +775,13 @@ async def set_uv_nano(self, status: bool):
 
         keys = self._get_cmd_keys(CMD_STATE_UV_NANO)
         mode_key = UV_NANO_ON if status else UV_NANO_OFF
-        
-        # Try direct value first (since we're using "0" and "1")
-        mode = mode_key
-        
-        # Fallback to enum lookup if needed
-        if mode == UV_NANO_ON or mode == UV_NANO_OFF:
-            enum_mode = self.model_info.enum_value(keys[2], mode_key)
-            if enum_mode is not None:
-                mode = enum_mode
+        mode = self.model_info.enum_value(keys[2], mode_key)
         
         _LOGGER.debug("UVnano set command - keys: %s, mode_key: %s, final_mode: %s", keys, mode_key, mode)
+        
+        if mode is None:
+            _LOGGER.error("UVnano mode value not found in model info for key: %s", mode_key)
+            raise ValueError(f"UVnano mode value not found for key: {mode_key}")
             
         await self.set(keys[0], keys[1], key=keys[2], value=mode)
 
@@ -1233,25 +1229,14 @@ def uv_nano(self):
         # if not self._device.is_uv_nano_supported:
         #     return None
         key = self._get_state_key(STATE_UV_NANO)
-        
-        # Try both enum lookup and direct data access
         value = self.lookup_enum(key, True)
-        if value is None:
-            # Fallback to direct data access
-            value = self._data.get(key)
         
-        _LOGGER.debug("UVnano status - key: %s, raw_value: %s, data_keys: %s", key, value, list(self._data.keys()) if hasattr(self, '_data') else 'No data')
+        _LOGGER.debug("UVnano status - key: %s, raw_value: %s", key, value)
         
         if value is None:
             return None
             
-        # Handle different possible value formats
-        if isinstance(value, str):
-            status = value == UV_NANO_ON or value == "1" or value.lower() == "on"
-        elif isinstance(value, (int, float)):
-            status = value == 1
-        else:
-            status = bool(value)
+        status = value == UV_NANO_ON
         
         _LOGGER.debug("UVnano status - processed: %s (raw: %s, expected_on: %s)", status, value, UV_NANO_ON)
         

From ff3d45bc5f54133c13cd340788ee2ea6c61efe8a Mon Sep 17 00:00:00 2001
From: Jonas Vercammen <jonas@mediaspecs.be>
Date: Thu, 21 Aug 2025 09:15:59 +0200
Subject: [PATCH 11/13] feat: try supppported nano

---
 custom_components/smartthinq_sensors/wideq/devices/ac.py | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/custom_components/smartthinq_sensors/wideq/devices/ac.py b/custom_components/smartthinq_sensors/wideq/devices/ac.py
index d440606e..bbab5676 100644
--- a/custom_components/smartthinq_sensors/wideq/devices/ac.py
+++ b/custom_components/smartthinq_sensors/wideq/devices/ac.py
@@ -770,8 +770,8 @@ async def set_mode_airclean(self, status: bool):
 
     async def set_uv_nano(self, status: bool):
         """Set the UVnano mode on or off."""
-        # if not self.is_uv_nano_supported:
-        #     raise ValueError("UVnano mode not supported")
+        if not self.is_uv_nano_supported:
+            raise ValueError("UVnano mode not supported")
 
         keys = self._get_cmd_keys(CMD_STATE_UV_NANO)
         mode_key = UV_NANO_ON if status else UV_NANO_OFF
@@ -1226,8 +1226,8 @@ def mode_airclean(self):
     @property
     def uv_nano(self):
         """Return UVnano Mode status."""
-        # if not self._device.is_uv_nano_supported:
-        #     return None
+        if not self._device.is_uv_nano_supported:
+            return None
         key = self._get_state_key(STATE_UV_NANO)
         value = self.lookup_enum(key, True)
         

From 83d97b95b646161f316a6822b0beb48cb0dd8e74 Mon Sep 17 00:00:00 2001
From: Jonas Vercammen <jonas@mediaspecs.be>
Date: Thu, 21 Aug 2025 09:29:14 +0200
Subject: [PATCH 12/13] feat: try supppported nano misc

---
 custom_components/smartthinq_sensors/switch.py  |  5 +++++
 .../smartthinq_sensors/wideq/devices/ac.py      | 17 ++++++++++++++---
 2 files changed, 19 insertions(+), 3 deletions(-)

diff --git a/custom_components/smartthinq_sensors/switch.py b/custom_components/smartthinq_sensors/switch.py
index 238d3898..6548eb17 100644
--- a/custom_components/smartthinq_sensors/switch.py
+++ b/custom_components/smartthinq_sensors/switch.py
@@ -177,6 +177,11 @@ def _switch_exist(
     if feature in lge_device.available_features:
         return True
 
+    # Special case for UVnano - check if device supports it directly
+    if feature == AirConditionerFeatures.UVNANO:
+        if hasattr(lge_device.device, 'is_uv_nano_supported'):
+            return lge_device.device.is_uv_nano_supported
+    
     return False
 
 
diff --git a/custom_components/smartthinq_sensors/wideq/devices/ac.py b/custom_components/smartthinq_sensors/wideq/devices/ac.py
index bbab5676..a4ef7fd3 100644
--- a/custom_components/smartthinq_sensors/wideq/devices/ac.py
+++ b/custom_components/smartthinq_sensors/wideq/devices/ac.py
@@ -37,9 +37,10 @@
 SUPPORT_AIRCLEAN = [SUPPORT_RAC_MODE, "@AIRCLEAN"]
 # Try different possible support keys for UVnano
 # SUPPORT_UVNANO = [SUPPORT_RAC_MODE, "@UVNANO"]
-# Alternative support keys to try if the above doesn't work:
-SUPPORT_UVNANO = [SUPPORT_RAC_MODE, "@UV_NANO"] 
+# SUPPORT_UVNANO = [SUPPORT_RAC_MODE, "@UV_NANO"] 
 # SUPPORT_UVNANO = [SUPPORT_RAC_SUBMODE, "@UV_NANO"]
+# Alternative based on miscFuncState location:
+SUPPORT_UVNANO = ["SupportMiscFuncState", "support.miscFuncState"]
 # SUPPORT_UVNANO = ["SupportUVnano", "support.uvnano"]
 SUPPORT_HOT_WATER = [SUPPORT_PAC_MODE, ["@HOTWATER", "@HOTWATER_ONLY"]]
 SUPPORT_LIGHT_SWITCH = [SUPPORT_LIGHT, "@RAC_88_DISPLAY_CONTROL"]
@@ -603,8 +604,18 @@ def is_mode_airclean_supported(self):
     @cached_property
     def is_uv_nano_supported(self):
         """Return if UVnano mode is supported."""
+        # First try the traditional support check
         supported = self._is_mode_supported(SUPPORT_UVNANO)
-        _LOGGER.debug("UVnano support check: %s (support key: %s)", supported, SUPPORT_UVNANO)
+        _LOGGER.debug("UVnano support check via model: %s (support key: %s)", supported, SUPPORT_UVNANO)
+        
+        # If traditional check fails, check if the data is present in the device status
+        if not supported and self._status:
+            key = self._get_state_key(STATE_UV_NANO)
+            data_present = key in self._status._data if hasattr(self._status, '_data') else False
+            _LOGGER.debug("UVnano support check via data presence: %s (key: %s)", data_present, key)
+            supported = data_present
+            
+        _LOGGER.debug("UVnano final support decision: %s", supported)
         return supported
 
     @cached_property

From eec951f0032b40a38bb2a824a0b687c4dd7f8d68 Mon Sep 17 00:00:00 2001
From: Jonas Vercammen <jonas@mediaspecs.be>
Date: Thu, 21 Aug 2025 10:16:08 +0200
Subject: [PATCH 13/13] fix: remove restriction uvnano dependency power state
 device

---
 custom_components/smartthinq_sensors/switch.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/custom_components/smartthinq_sensors/switch.py b/custom_components/smartthinq_sensors/switch.py
index 6548eb17..98d8e3a3 100644
--- a/custom_components/smartthinq_sensors/switch.py
+++ b/custom_components/smartthinq_sensors/switch.py
@@ -112,7 +112,6 @@ class ThinQSwitchEntityDescription(SwitchEntityDescription):
         icon="mdi:flash",
         turn_off_fn=lambda x: x.device.set_uv_nano(False),
         turn_on_fn=lambda x: x.device.set_uv_nano(True),
-        available_fn=lambda x: x.is_power_on,
     ),
     ThinQSwitchEntityDescription(
         key=AirConditionerFeatures.MODE_JET,