diff --git a/supervisor/homeassistant/__init__.py b/supervisor/homeassistant/__init__.py
index e9904dd75..6471186d6 100644
--- a/supervisor/homeassistant/__init__.py
+++ b/supervisor/homeassistant/__init__.py
@@ -26,10 +26,10 @@ from ..const import (
 )
 from ..coresys import CoreSys, CoreSysAttributes
 from ..utils.common import FileConfiguration
-from ..validate import SCHEMA_HASS_CONFIG
 from .api import HomeAssistantAPI
 from .core import HomeAssistantCore
 from .secrets import HomeAssistantSecrets
+from .validate import SCHEMA_HASS_CONFIG
 from .websocket import HomeAssistantWebSocket
 
 _LOGGER: logging.Logger = logging.getLogger(__name__)
diff --git a/supervisor/homeassistant/api.py b/supervisor/homeassistant/api.py
index b6afe626a..1713235c3 100644
--- a/supervisor/homeassistant/api.py
+++ b/supervisor/homeassistant/api.py
@@ -11,7 +11,7 @@ from aiohttp import hdrs
 from ..coresys import CoreSys, CoreSysAttributes
 from ..exceptions import HomeAssistantAPIError, HomeAssistantAuthError
 from ..utils import check_port
-from .core import LANDINGPAGE
+from .const import LANDINGPAGE
 
 _LOGGER: logging.Logger = logging.getLogger(__name__)
 
diff --git a/supervisor/homeassistant/const.py b/supervisor/homeassistant/const.py
index faf690726..09318e768 100644
--- a/supervisor/homeassistant/const.py
+++ b/supervisor/homeassistant/const.py
@@ -1,8 +1,12 @@
 """Constants for homeassistant."""
 from enum import Enum
 
+from awesomeversion import AwesomeVersion
+
 from ..const import CoreState
 
+LANDINGPAGE: AwesomeVersion = AwesomeVersion("landingpage")
+
 MIN_VERSION = {"supervisor/event": "2021.2.4"}
 
 CLOSING_STATES = [
diff --git a/supervisor/homeassistant/core.py b/supervisor/homeassistant/core.py
index 74d65c9a7..7994f1841 100644
--- a/supervisor/homeassistant/core.py
+++ b/supervisor/homeassistant/core.py
@@ -25,13 +25,12 @@ from ..exceptions import (
 from ..jobs.decorator import Job, JobCondition
 from ..resolution.const import ContextType, IssueType
 from ..utils import convert_to_ascii, process_lock
+from .const import LANDINGPAGE
 
 _LOGGER: logging.Logger = logging.getLogger(__name__)
 
 RE_YAML_ERROR = re.compile(r"homeassistant\.util\.yaml")
 
-LANDINGPAGE: AwesomeVersion = AwesomeVersion("landingpage")
-
 
 @attr.s(frozen=True)
 class ConfigResult:
@@ -88,6 +87,18 @@ class HomeAssistantCore(CoreSysAttributes):
     @process_lock
     async def install_landingpage(self) -> None:
         """Install a landing page."""
+        # Try to use a preinstalled landingpage
+        try:
+            await self.instance.attach(version=LANDINGPAGE)
+        except DockerError:
+            pass
+        else:
+            _LOGGER.info("Using preinstalled landingpage")
+            self.sys_homeassistant.version = LANDINGPAGE
+            self.sys_homeassistant.image = self.instance.image
+            self.sys_homeassistant.save_data()
+            return
+
         _LOGGER.info("Setting up Home Assistant landingpage")
         while True:
             if not self.sys_updater.image_homeassistant:
@@ -108,7 +119,7 @@ class HomeAssistantCore(CoreSysAttributes):
             except Exception as err:  # pylint: disable=broad-except
                 self.sys_capture_exception(err)
             else:
-                self.sys_homeassistant.version = self.instance.version
+                self.sys_homeassistant.version = LANDINGPAGE
                 self.sys_homeassistant.image = self.sys_updater.image_homeassistant
                 self.sys_homeassistant.save_data()
                 break
diff --git a/supervisor/homeassistant/validate.py b/supervisor/homeassistant/validate.py
new file mode 100644
index 000000000..2fff91ced
--- /dev/null
+++ b/supervisor/homeassistant/validate.py
@@ -0,0 +1,41 @@
+"""Validate functions."""
+import uuid
+
+import voluptuous as vol
+
+from ..const import (
+    ATTR_ACCESS_TOKEN,
+    ATTR_AUDIO_INPUT,
+    ATTR_AUDIO_OUTPUT,
+    ATTR_BOOT,
+    ATTR_IMAGE,
+    ATTR_PORT,
+    ATTR_REFRESH_TOKEN,
+    ATTR_SSL,
+    ATTR_UUID,
+    ATTR_VERSION,
+    ATTR_WAIT_BOOT,
+    ATTR_WATCHDOG,
+)
+from ..validate import docker_image, network_port, token, uuid_match, version_tag
+
+# pylint: disable=no-value-for-parameter
+SCHEMA_HASS_CONFIG = vol.Schema(
+    {
+        vol.Optional(ATTR_UUID, default=lambda: uuid.uuid4().hex): uuid_match,
+        vol.Optional(ATTR_VERSION): version_tag,
+        vol.Optional(ATTR_IMAGE): docker_image,
+        vol.Optional(ATTR_ACCESS_TOKEN): token,
+        vol.Optional(ATTR_BOOT, default=True): vol.Boolean(),
+        vol.Optional(ATTR_PORT, default=8123): network_port,
+        vol.Optional(ATTR_REFRESH_TOKEN): vol.Maybe(vol.Coerce(str)),
+        vol.Optional(ATTR_SSL, default=False): vol.Boolean(),
+        vol.Optional(ATTR_WATCHDOG, default=True): vol.Boolean(),
+        vol.Optional(ATTR_WAIT_BOOT, default=600): vol.All(
+            vol.Coerce(int), vol.Range(min=60)
+        ),
+        vol.Optional(ATTR_AUDIO_OUTPUT, default=None): vol.Maybe(vol.Coerce(str)),
+        vol.Optional(ATTR_AUDIO_INPUT, default=None): vol.Maybe(vol.Coerce(str)),
+    },
+    extra=vol.REMOVE_EXTRA,
+)
diff --git a/supervisor/validate.py b/supervisor/validate.py
index 2afba574e..f25fc4843 100644
--- a/supervisor/validate.py
+++ b/supervisor/validate.py
@@ -2,18 +2,13 @@
 import ipaddress
 import re
 from typing import Optional, Union
-import uuid
 
 from awesomeversion import AwesomeVersion
 import voluptuous as vol
 
 from .const import (
-    ATTR_ACCESS_TOKEN,
     ATTR_ADDONS_CUSTOM_LIST,
     ATTR_AUDIO,
-    ATTR_AUDIO_INPUT,
-    ATTR_AUDIO_OUTPUT,
-    ATTR_BOOT,
     ATTR_CHANNEL,
     ATTR_CLI,
     ATTR_DEBUG,
@@ -29,19 +24,14 @@ from .const import (
     ATTR_OBSERVER,
     ATTR_OTA,
     ATTR_PASSWORD,
-    ATTR_PORT,
     ATTR_PORTS,
-    ATTR_REFRESH_TOKEN,
     ATTR_REGISTRIES,
     ATTR_SESSION,
-    ATTR_SSL,
     ATTR_SUPERVISOR,
     ATTR_TIMEZONE,
     ATTR_USERNAME,
-    ATTR_UUID,
     ATTR_VERSION,
     ATTR_WAIT_BOOT,
-    ATTR_WATCHDOG,
     SUPERVISOR_VERSION,
     LogLevel,
     UpdateChannel,
@@ -108,28 +98,6 @@ docker_ports = vol.Schema({docker_port: vol.Maybe(network_port)})
 docker_ports_description = vol.Schema({docker_port: vol.Coerce(str)})
 
 
-# pylint: disable=no-value-for-parameter
-SCHEMA_HASS_CONFIG = vol.Schema(
-    {
-        vol.Optional(ATTR_UUID, default=lambda: uuid.uuid4().hex): uuid_match,
-        vol.Optional(ATTR_VERSION): version_tag,
-        vol.Optional(ATTR_IMAGE): docker_image,
-        vol.Optional(ATTR_ACCESS_TOKEN): token,
-        vol.Optional(ATTR_BOOT, default=True): vol.Boolean(),
-        vol.Optional(ATTR_PORT, default=8123): network_port,
-        vol.Optional(ATTR_REFRESH_TOKEN): vol.Maybe(vol.Coerce(str)),
-        vol.Optional(ATTR_SSL, default=False): vol.Boolean(),
-        vol.Optional(ATTR_WATCHDOG, default=True): vol.Boolean(),
-        vol.Optional(ATTR_WAIT_BOOT, default=600): vol.All(
-            vol.Coerce(int), vol.Range(min=60)
-        ),
-        vol.Optional(ATTR_AUDIO_OUTPUT, default=None): vol.Maybe(vol.Coerce(str)),
-        vol.Optional(ATTR_AUDIO_INPUT, default=None): vol.Maybe(vol.Coerce(str)),
-    },
-    extra=vol.REMOVE_EXTRA,
-)
-
-
 # pylint: disable=no-value-for-parameter
 SCHEMA_UPDATER_CONFIG = vol.Schema(
     {