diff --git a/homeassistant/components/webostv/config_flow.py b/homeassistant/components/webostv/config_flow.py
index 45395bd282a15b929404478a5a6adea4e58fa54d..9a5eda7bbf7481bb105a58e4b5cc6c1b0385402e 100644
--- a/homeassistant/components/webostv/config_flow.py
+++ b/homeassistant/components/webostv/config_flow.py
@@ -3,7 +3,6 @@
 from __future__ import annotations
 
 from collections.abc import Mapping
-import logging
 from typing import Any, Self
 from urllib.parse import urlparse
 
@@ -19,7 +18,6 @@ from homeassistant.config_entries import (
 )
 from homeassistant.const import CONF_CLIENT_SECRET, CONF_HOST, CONF_NAME
 from homeassistant.core import callback
-from homeassistant.data_entry_flow import AbortFlow
 from homeassistant.helpers import config_validation as cv
 
 from . import async_control_connect, update_client_key
@@ -34,8 +32,6 @@ DATA_SCHEMA = vol.Schema(
     extra=vol.ALLOW_EXTRA,
 )
 
-_LOGGER = logging.getLogger(__name__)
-
 
 class FlowHandler(ConfigFlow, domain=DOMAIN):
     """WebosTV configuration flow."""
@@ -68,28 +64,11 @@ class FlowHandler(ConfigFlow, domain=DOMAIN):
             step_id="user", data_schema=DATA_SCHEMA, errors=errors
         )
 
-    @callback
-    def _async_check_configured_entry(self) -> None:
-        """Check if entry is configured, update unique_id if needed."""
-        for entry in self._async_current_entries(include_ignore=False):
-            if entry.data[CONF_HOST] != self._host:
-                continue
-
-            if self._uuid and not entry.unique_id:
-                _LOGGER.debug(
-                    "Updating unique_id for host %s, unique_id: %s",
-                    self._host,
-                    self._uuid,
-                )
-                self.hass.config_entries.async_update_entry(entry, unique_id=self._uuid)
-
-            raise AbortFlow("already_configured")
-
     async def async_step_pairing(
         self, user_input: dict[str, Any] | None = None
     ) -> ConfigFlowResult:
         """Display pairing form."""
-        self._async_check_configured_entry()
+        self._async_abort_entries_match({CONF_HOST: self._host})
 
         self.context["title_placeholders"] = {"name": self._name}
         errors = {}
diff --git a/homeassistant/components/webostv/quality_scale.yaml b/homeassistant/components/webostv/quality_scale.yaml
index 0bd5990da4f727137c4d39d19d0db02de9d412b3..b6a6a5e99a495a7720b5dd07e21691b6ccf4c702 100644
--- a/homeassistant/components/webostv/quality_scale.yaml
+++ b/homeassistant/components/webostv/quality_scale.yaml
@@ -11,7 +11,7 @@ rules:
   config-flow-test-coverage: todo
   config-flow:
     status: todo
-    comment: remove duplicated config flow start in tests, make sure tests ends with CREATE_ENTRY or ABORT, remove legacy uuid migration, remove name parameter, use hass.config_entries.async_setup instead of async_setup_component, snapshot in diagnostics (and other tests when possible), test_client_disconnected validate no error in log, make reauth flow more graceful
+    comment: remove duplicated config flow start in tests, make sure tests ends with CREATE_ENTRY or ABORT, remove name parameter, use hass.config_entries.async_setup instead of async_setup_component, snapshot in diagnostics (and other tests when possible), test_client_disconnected validate no error in log, make reauth flow more graceful
   dependency-transparency: done
   docs-actions:
     status: todo
diff --git a/tests/components/webostv/test_config_flow.py b/tests/components/webostv/test_config_flow.py
index 9b2983aab47a5052ebdccb26a540013e61bbf3fb..cc335a4fb41a0f6c487c7288a4e0e50d2b8150fd 100644
--- a/tests/components/webostv/test_config_flow.py
+++ b/tests/components/webostv/test_config_flow.py
@@ -218,22 +218,6 @@ async def test_ssdp_in_progress(hass: HomeAssistant, client) -> None:
     assert result2["reason"] == "already_in_progress"
 
 
-async def test_ssdp_update_uuid(hass: HomeAssistant, client) -> None:
-    """Test that ssdp updates existing host entry uuid."""
-    entry = await setup_webostv(hass, None)
-    assert client
-    assert entry.unique_id is None
-
-    result = await hass.config_entries.flow.async_init(
-        DOMAIN, context={CONF_SOURCE: SOURCE_SSDP}, data=MOCK_DISCOVERY_INFO
-    )
-    await hass.async_block_till_done()
-
-    assert result["type"] is FlowResultType.ABORT
-    assert result["reason"] == "already_configured"
-    assert entry.unique_id == MOCK_DISCOVERY_INFO.upnp[ssdp.ATTR_UPNP_UDN][5:]
-
-
 async def test_ssdp_not_update_uuid(hass: HomeAssistant, client) -> None:
     """Test that ssdp not updates different host."""
     entry = await setup_webostv(hass, None)