Deprecate implicit Wake-On-LAN in Samsung TV integration (#158740)

Co-authored-by: epenet <6771947+epenet@users.noreply.github.com>

homeassistant/components/samsungtv/entity.py

@@ -14,7 +14,7 @@ from homeassistant.const import (
     CONF_MODEL,
 )
 from homeassistant.exceptions import HomeAssistantError
-from homeassistant.helpers import device_registry as dr
+from homeassistant.helpers import device_registry as dr, issue_registry as ir
 from homeassistant.helpers.device_registry import DeviceInfo
 from homeassistant.helpers.entity import Entity
 from homeassistant.helpers.trigger import PluggableAction
@@ -24,6 +24,8 @@ from .const import CONF_MANUFACTURER, DOMAIN, LOGGER
 from .coordinator import SamsungTVDataUpdateCoordinator
 from .triggers.turn_on import async_get_turn_on_trigger
 
+DEPRECATED_IMPLICIT_WAKE_ON_LAN = "deprecated_implicit_wake_on_lan_{}"
+
 
 class SamsungTVEntity(CoordinatorEntity[SamsungTVDataUpdateCoordinator], Entity):
     """Defines a base SamsungTV entity."""
@@ -92,9 +94,18 @@ class SamsungTVEntity(CoordinatorEntity[SamsungTVDataUpdateCoordinator], Entity)
             LOGGER.debug("Attempting to turn on %s via automation", self.entity_id)
             await self._turn_on_action.async_run(self.hass, self._context)
         elif self._mac:
-            LOGGER.debug(
-                "Attempting to turn on %s via Wake-On-Lan",
-                self.entity_id,
+            ir.async_create_issue(
+                self.hass,
+                DOMAIN,
+                DEPRECATED_IMPLICIT_WAKE_ON_LAN.format(self._mac),
+                is_fixable=False,
+                breaks_in_ha_version="2026.8.0",
+                severity=ir.IssueSeverity.WARNING,
+                translation_key="deprecated_implicit_wake_on_lan",
+                translation_placeholders={
+                    "mac_address": self._mac,
+                    "wol_documentation_url": "https://www.home-assistant.io/integrations/wake_on_lan/",
+                },
             )
             await self.hass.async_add_executor_job(self._wake_on_lan)
         else:

homeassistant/components/samsungtv/media_player.py

@@ -97,7 +97,7 @@ class SamsungTVDevice(SamsungTVEntity, MediaPlayerEntity):
 
         self._attr_supported_features = SUPPORT_SAMSUNGTV
         if self._mac:
-            # (deprecated) add turn-on if mac is available
+            # Deprecated: Implicit Wake-On-LAN, will be removed in 2026.8.0
             # Triggers have not yet been registered so this is adjusted in the property
             self._attr_supported_features |= MediaPlayerEntityFeature.TURN_ON
         if self._ssdp_rendering_control_location:

homeassistant/components/samsungtv/strings.json

@@ -80,5 +80,11 @@
     "unhandled_trigger_type": {
       "message": "Unhandled trigger type {trigger_type}."
     }
+  },
+  "issues": {
+    "deprecated_implicit_wake_on_lan": {
+      "description": "Implicit Wake-On-LAN is deprecated and will be removed in a future version of Home Assistant. Please create an explicit Wake-On-LAN automation to turn on your TV, targeting MAC address `{mac_address}`.\n\nFor more information, see the [Wake-On-LAN documentation]({wol_documentation_url}).",
+      "title": "Implicit Wake-On-LAN is deprecated"
+    }
   }
 }