diff --git a/homeassistant/components/panasonic_viera/config_flow.py b/homeassistant/components/panasonic_viera/config_flow.py
index 50a030b91da..93c33deb4dc 100644
--- a/homeassistant/components/panasonic_viera/config_flow.py
+++ b/homeassistant/components/panasonic_viera/config_flow.py
@@ -29,7 +29,6 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Config flow for Panasonic Viera."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     def __init__(self):
         """Initialize the Panasonic Viera config flow."""
diff --git a/homeassistant/components/philips_js/config_flow.py b/homeassistant/components/philips_js/config_flow.py
index 8f0bcd161fc..327fa135e61 100644
--- a/homeassistant/components/philips_js/config_flow.py
+++ b/homeassistant/components/philips_js/config_flow.py
@@ -39,7 +39,6 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Philips TV."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     def __init__(self) -> None:
         """Initialize flow."""
diff --git a/homeassistant/components/pi_hole/config_flow.py b/homeassistant/components/pi_hole/config_flow.py
index 60d53c4f904..68f0ecbbb2c 100644
--- a/homeassistant/components/pi_hole/config_flow.py
+++ b/homeassistant/components/pi_hole/config_flow.py
@@ -33,7 +33,6 @@ class PiHoleFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a Pi-hole config flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     def __init__(self):
         """Initialize the config flow."""
diff --git a/homeassistant/components/picnic/config_flow.py b/homeassistant/components/picnic/config_flow.py
index 108325df45a..09a1d524283 100644
--- a/homeassistant/components/picnic/config_flow.py
+++ b/homeassistant/components/picnic/config_flow.py
@@ -70,7 +70,6 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Picnic."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     async def async_step_user(self, user_input=None):
         """Handle the initial step."""
diff --git a/homeassistant/components/plaato/config_flow.py b/homeassistant/components/plaato/config_flow.py
index 2cb1f4ce326..b1d81db1de5 100644
--- a/homeassistant/components/plaato/config_flow.py
+++ b/homeassistant/components/plaato/config_flow.py
@@ -31,7 +31,6 @@ class PlaatoConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handles a Plaato config flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     def __init__(self):
         """Initialize."""
diff --git a/homeassistant/components/plex/config_flow.py b/homeassistant/components/plex/config_flow.py
index 24303dedecd..e18d72337ca 100644
--- a/homeassistant/components/plex/config_flow.py
+++ b/homeassistant/components/plex/config_flow.py
@@ -82,7 +82,6 @@ class PlexFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a Plex config flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_PUSH
 
     @staticmethod
     @callback
diff --git a/homeassistant/components/plugwise/config_flow.py b/homeassistant/components/plugwise/config_flow.py
index e17c85a7978..6ad06f3bfd5 100644
--- a/homeassistant/components/plugwise/config_flow.py
+++ b/homeassistant/components/plugwise/config_flow.py
@@ -78,7 +78,6 @@ class PlugwiseConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Plugwise Smile."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     def __init__(self):
         """Initialize the Plugwise config flow."""
diff --git a/homeassistant/components/point/config_flow.py b/homeassistant/components/point/config_flow.py
index 6e735d69c06..d12274f4f9a 100644
--- a/homeassistant/components/point/config_flow.py
+++ b/homeassistant/components/point/config_flow.py
@@ -44,7 +44,6 @@ class PointFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     def __init__(self):
         """Initialize flow."""
diff --git a/homeassistant/components/poolsense/config_flow.py b/homeassistant/components/poolsense/config_flow.py
index 653ba026ebf..7ab9691d134 100644
--- a/homeassistant/components/poolsense/config_flow.py
+++ b/homeassistant/components/poolsense/config_flow.py
@@ -17,7 +17,6 @@ class PoolSenseConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for PoolSense."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     def __init__(self):
         """Initialize PoolSense config flow."""
diff --git a/homeassistant/components/powerwall/config_flow.py b/homeassistant/components/powerwall/config_flow.py
index 640993af74d..538382542ef 100644
--- a/homeassistant/components/powerwall/config_flow.py
+++ b/homeassistant/components/powerwall/config_flow.py
@@ -53,7 +53,6 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Tesla Powerwall."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     def __init__(self):
         """Initialize the powerwall flow."""
diff --git a/homeassistant/components/profiler/config_flow.py b/homeassistant/components/profiler/config_flow.py
index 259c300239c..b63246ce386 100644
--- a/homeassistant/components/profiler/config_flow.py
+++ b/homeassistant/components/profiler/config_flow.py
@@ -10,7 +10,6 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Profiler."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_UNKNOWN
 
     async def async_step_user(self, user_input=None):
         """Handle the initial step."""
diff --git a/homeassistant/components/progettihwsw/config_flow.py b/homeassistant/components/progettihwsw/config_flow.py
index dca29668a84..9dcda920a64 100644
--- a/homeassistant/components/progettihwsw/config_flow.py
+++ b/homeassistant/components/progettihwsw/config_flow.py
@@ -44,7 +44,6 @@ class ProgettiHWSWConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for ProgettiHWSW Automation."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     def __init__(self):
         """Initialize class variables."""
diff --git a/homeassistant/components/ps4/config_flow.py b/homeassistant/components/ps4/config_flow.py
index 616660b6972..1084aca1e8b 100644
--- a/homeassistant/components/ps4/config_flow.py
+++ b/homeassistant/components/ps4/config_flow.py
@@ -35,7 +35,6 @@ class PlayStation4FlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a PlayStation 4 config flow."""
 
     VERSION = CONFIG_ENTRY_VERSION
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     def __init__(self):
         """Initialize the config flow."""
diff --git a/homeassistant/components/pvpc_hourly_pricing/config_flow.py b/homeassistant/components/pvpc_hourly_pricing/config_flow.py
index 10591e5b82c..971a13acc2f 100644
--- a/homeassistant/components/pvpc_hourly_pricing/config_flow.py
+++ b/homeassistant/components/pvpc_hourly_pricing/config_flow.py
@@ -11,7 +11,6 @@ class TariffSelectorConfigFlow(config_entries.ConfigFlow, domain=_DOMAIN_NAME):
     """Handle a config flow for `pvpc_hourly_pricing` to select the tariff."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     async def async_step_user(self, user_input=None):
         """Handle the initial step."""
diff --git a/homeassistant/components/rachio/config_flow.py b/homeassistant/components/rachio/config_flow.py
index 306b05d09a6..7d73344aadc 100644
--- a/homeassistant/components/rachio/config_flow.py
+++ b/homeassistant/components/rachio/config_flow.py
@@ -55,7 +55,6 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Rachio."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_PUSH
 
     async def async_step_user(self, user_input=None):
         """Handle the initial step."""
diff --git a/homeassistant/components/rainmachine/config_flow.py b/homeassistant/components/rainmachine/config_flow.py
index e076a105576..37b7da4b56b 100644
--- a/homeassistant/components/rainmachine/config_flow.py
+++ b/homeassistant/components/rainmachine/config_flow.py
@@ -23,7 +23,6 @@ class RainMachineFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a RainMachine config flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     @staticmethod
     @callback
diff --git a/homeassistant/components/recollect_waste/config_flow.py b/homeassistant/components/recollect_waste/config_flow.py
index 62b42e2bddf..1a53eb78d5e 100644
--- a/homeassistant/components/recollect_waste/config_flow.py
+++ b/homeassistant/components/recollect_waste/config_flow.py
@@ -21,7 +21,6 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for ReCollect Waste."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     @staticmethod
     @callback
diff --git a/homeassistant/components/rfxtrx/config_flow.py b/homeassistant/components/rfxtrx/config_flow.py
index da4d6447e76..91afd9da999 100644
--- a/homeassistant/components/rfxtrx/config_flow.py
+++ b/homeassistant/components/rfxtrx/config_flow.py
@@ -444,7 +444,6 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for RFXCOM RFXtrx."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_PUSH
 
     async def async_step_user(self, user_input=None):
         """Step when user initializes a integration."""
diff --git a/homeassistant/components/ring/config_flow.py b/homeassistant/components/ring/config_flow.py
index a23a08b2a54..d4cc6796bf1 100644
--- a/homeassistant/components/ring/config_flow.py
+++ b/homeassistant/components/ring/config_flow.py
@@ -36,7 +36,6 @@ class RingConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Ring."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     user_pass = None
 
diff --git a/homeassistant/components/risco/config_flow.py b/homeassistant/components/risco/config_flow.py
index 76b6105df01..0bc9c49707a 100644
--- a/homeassistant/components/risco/config_flow.py
+++ b/homeassistant/components/risco/config_flow.py
@@ -58,7 +58,6 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Risco."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     @staticmethod
     @core.callback
diff --git a/homeassistant/components/rituals_perfume_genie/config_flow.py b/homeassistant/components/rituals_perfume_genie/config_flow.py
index 86ef2d915f2..f1f037941b3 100644
--- a/homeassistant/components/rituals_perfume_genie/config_flow.py
+++ b/homeassistant/components/rituals_perfume_genie/config_flow.py
@@ -26,7 +26,6 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Rituals Perfume Genie."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     async def async_step_user(self, user_input=None) -> FlowResult:
         """Handle the initial step."""
diff --git a/homeassistant/components/roku/config_flow.py b/homeassistant/components/roku/config_flow.py
index c39397ce8bc..0accf352fb1 100644
--- a/homeassistant/components/roku/config_flow.py
+++ b/homeassistant/components/roku/config_flow.py
@@ -12,7 +12,7 @@ from homeassistant.components.ssdp import (
     ATTR_UPNP_FRIENDLY_NAME,
     ATTR_UPNP_SERIAL,
 )
-from homeassistant.config_entries import CONN_CLASS_LOCAL_POLL, ConfigFlow
+from homeassistant.config_entries import ConfigFlow
 from homeassistant.const import CONF_HOST, CONF_NAME
 from homeassistant.core import HomeAssistant, callback
 from homeassistant.data_entry_flow import FlowResult
@@ -47,7 +47,6 @@ class RokuConfigFlow(ConfigFlow, domain=DOMAIN):
     """Handle a Roku config flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = CONN_CLASS_LOCAL_POLL
 
     def __init__(self):
         """Set up the instance."""
diff --git a/homeassistant/components/roomba/config_flow.py b/homeassistant/components/roomba/config_flow.py
index 376447157c8..0f3bc44eba6 100644
--- a/homeassistant/components/roomba/config_flow.py
+++ b/homeassistant/components/roomba/config_flow.py
@@ -63,7 +63,6 @@ class RoombaConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Roomba configuration flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_PUSH
 
     def __init__(self):
         """Initialize the roomba flow."""
diff --git a/homeassistant/components/roon/config_flow.py b/homeassistant/components/roon/config_flow.py
index b1db9e39a25..799d50bdaab 100644
--- a/homeassistant/components/roon/config_flow.py
+++ b/homeassistant/components/roon/config_flow.py
@@ -105,7 +105,6 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for roon."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_PUSH
 
     def __init__(self):
         """Initialize the Roon flow."""
diff --git a/homeassistant/components/ruckus_unleashed/config_flow.py b/homeassistant/components/ruckus_unleashed/config_flow.py
index 26be0e5bed9..463c7b1d550 100644
--- a/homeassistant/components/ruckus_unleashed/config_flow.py
+++ b/homeassistant/components/ruckus_unleashed/config_flow.py
@@ -46,7 +46,6 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Ruckus Unleashed."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     async def async_step_user(self, user_input=None):
         """Handle the initial step."""
diff --git a/homeassistant/components/samsungtv/config_flow.py b/homeassistant/components/samsungtv/config_flow.py
index 209b89f541a..ed728b19eba 100644
--- a/homeassistant/components/samsungtv/config_flow.py
+++ b/homeassistant/components/samsungtv/config_flow.py
@@ -48,7 +48,6 @@ class SamsungTVConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a Samsung TV config flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     def __init__(self):
         """Initialize flow."""
diff --git a/homeassistant/components/screenlogic/config_flow.py b/homeassistant/components/screenlogic/config_flow.py
index 05eaedf5ab7..c9b13a586ef 100644
--- a/homeassistant/components/screenlogic/config_flow.py
+++ b/homeassistant/components/screenlogic/config_flow.py
@@ -71,7 +71,6 @@ class ScreenlogicConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Config flow to setup screen logic devices."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     def __init__(self):
         """Initialize ScreenLogic ConfigFlow."""
diff --git a/homeassistant/components/sense/config_flow.py b/homeassistant/components/sense/config_flow.py
index 4f88834eaca..e2a534f5fe9 100644
--- a/homeassistant/components/sense/config_flow.py
+++ b/homeassistant/components/sense/config_flow.py
@@ -43,7 +43,6 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Sense."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     async def async_step_user(self, user_input=None):
         """Handle the initial step."""
diff --git a/homeassistant/components/sentry/config_flow.py b/homeassistant/components/sentry/config_flow.py
index 0fb65badd0f..bcb540a1687 100644
--- a/homeassistant/components/sentry/config_flow.py
+++ b/homeassistant/components/sentry/config_flow.py
@@ -37,7 +37,6 @@ class SentryConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a Sentry config flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     @staticmethod
     @callback
diff --git a/homeassistant/components/sharkiq/config_flow.py b/homeassistant/components/sharkiq/config_flow.py
index 962d29d7775..8fef217a609 100644
--- a/homeassistant/components/sharkiq/config_flow.py
+++ b/homeassistant/components/sharkiq/config_flow.py
@@ -43,7 +43,6 @@ class SharkIqConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Shark IQ."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     async def _async_validate_input(self, user_input):
         """Validate form input."""
diff --git a/homeassistant/components/shelly/config_flow.py b/homeassistant/components/shelly/config_flow.py
index a2eaa21bf1d..5bf8277066c 100644
--- a/homeassistant/components/shelly/config_flow.py
+++ b/homeassistant/components/shelly/config_flow.py
@@ -59,7 +59,7 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Shelly."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_PUSH
+
     host = None
     info = None
     device_info = None
diff --git a/homeassistant/components/shopping_list/config_flow.py b/homeassistant/components/shopping_list/config_flow.py
index 974174640be..23f66cecebb 100644
--- a/homeassistant/components/shopping_list/config_flow.py
+++ b/homeassistant/components/shopping_list/config_flow.py
@@ -8,7 +8,6 @@ class ShoppingListFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
     """Config flow for ShoppingList component."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_PUSH
 
     async def async_step_user(self, user_input=None):
         """Handle a flow initialized by the user."""
diff --git a/homeassistant/components/simplisafe/config_flow.py b/homeassistant/components/simplisafe/config_flow.py
index 09e0b96e742..ba51356f770 100644
--- a/homeassistant/components/simplisafe/config_flow.py
+++ b/homeassistant/components/simplisafe/config_flow.py
@@ -29,7 +29,6 @@ class SimpliSafeFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a SimpliSafe config flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     def __init__(self):
         """Initialize the config flow."""
diff --git a/homeassistant/components/sma/config_flow.py b/homeassistant/components/sma/config_flow.py
index b7fb1066e65..a5147098c9f 100644
--- a/homeassistant/components/sma/config_flow.py
+++ b/homeassistant/components/sma/config_flow.py
@@ -52,7 +52,6 @@ class SmaConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for SMA."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     def __init__(self) -> None:
         """Initialize."""
diff --git a/homeassistant/components/smappee/config_flow.py b/homeassistant/components/smappee/config_flow.py
index caa1bbf58f7..b13e540bae3 100644
--- a/homeassistant/components/smappee/config_flow.py
+++ b/homeassistant/components/smappee/config_flow.py
@@ -4,7 +4,6 @@ import logging
 from pysmappee import helper, mqtt
 import voluptuous as vol
 
-from homeassistant import config_entries
 from homeassistant.const import CONF_HOST, CONF_IP_ADDRESS
 from homeassistant.helpers import config_entry_oauth2_flow
 
@@ -25,7 +24,6 @@ class SmappeeFlowHandler(
     """Config Smappee config flow."""
 
     DOMAIN = DOMAIN
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     async def async_oauth_create_entry(self, data):
         """Create an entry for the flow."""
diff --git a/homeassistant/components/smart_meter_texas/config_flow.py b/homeassistant/components/smart_meter_texas/config_flow.py
index 9f6df058cc7..296040d85f0 100644
--- a/homeassistant/components/smart_meter_texas/config_flow.py
+++ b/homeassistant/components/smart_meter_texas/config_flow.py
@@ -48,7 +48,6 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Smart Meter Texas."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     async def async_step_user(self, user_input=None):
         """Handle the initial step."""
diff --git a/homeassistant/components/smarthab/config_flow.py b/homeassistant/components/smarthab/config_flow.py
index 9a4ec3ef325..826454ab4d8 100644
--- a/homeassistant/components/smarthab/config_flow.py
+++ b/homeassistant/components/smarthab/config_flow.py
@@ -16,7 +16,6 @@ class SmartHabConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """SmartHab config flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     def _show_setup_form(self, user_input=None, errors=None):
         """Show the setup form to the user."""
diff --git a/homeassistant/components/smartthings/config_flow.py b/homeassistant/components/smartthings/config_flow.py
index f6cca7e0276..b69ef5d43a1 100644
--- a/homeassistant/components/smartthings/config_flow.py
+++ b/homeassistant/components/smartthings/config_flow.py
@@ -44,7 +44,6 @@ class SmartThingsFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle configuration of SmartThings integrations."""
 
     VERSION = 2
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_PUSH
 
     def __init__(self):
         """Create a new instance of the flow handler."""
diff --git a/homeassistant/components/smarttub/config_flow.py b/homeassistant/components/smarttub/config_flow.py
index 933f5a92367..652aec746a1 100644
--- a/homeassistant/components/smarttub/config_flow.py
+++ b/homeassistant/components/smarttub/config_flow.py
@@ -22,7 +22,6 @@ class SmartTubConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """SmartTub configuration flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     def __init__(self) -> None:
         """Instantiate config flow."""
diff --git a/homeassistant/components/smhi/config_flow.py b/homeassistant/components/smhi/config_flow.py
index 1dd8f4b15ca..5fde538b744 100644
--- a/homeassistant/components/smhi/config_flow.py
+++ b/homeassistant/components/smhi/config_flow.py
@@ -25,7 +25,6 @@ class SmhiFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
     """Config flow for SMHI component."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     def __init__(self) -> None:
         """Initialize SMHI forecast configuration flow."""
diff --git a/homeassistant/components/sms/config_flow.py b/homeassistant/components/sms/config_flow.py
index 9546fba0773..37b78ee3ea3 100644
--- a/homeassistant/components/sms/config_flow.py
+++ b/homeassistant/components/sms/config_flow.py
@@ -40,7 +40,6 @@ class SMSFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for SMS integration."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     async def async_step_user(self, user_input=None):
         """Handle the initial step."""
diff --git a/homeassistant/components/solaredge/config_flow.py b/homeassistant/components/solaredge/config_flow.py
index 4f2a7207d67..222bc27cdb2 100644
--- a/homeassistant/components/solaredge/config_flow.py
+++ b/homeassistant/components/solaredge/config_flow.py
@@ -29,7 +29,6 @@ class SolarEdgeConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     def __init__(self) -> None:
         """Initialize the config flow."""
diff --git a/homeassistant/components/solarlog/config_flow.py b/homeassistant/components/solarlog/config_flow.py
index 39a752855aa..cced913222a 100644
--- a/homeassistant/components/solarlog/config_flow.py
+++ b/homeassistant/components/solarlog/config_flow.py
@@ -28,7 +28,6 @@ class SolarLogConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for solarlog."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     def __init__(self) -> None:
         """Initialize the config flow."""
diff --git a/homeassistant/components/soma/config_flow.py b/homeassistant/components/soma/config_flow.py
index afb5d05b77e..fcc5b238d70 100644
--- a/homeassistant/components/soma/config_flow.py
+++ b/homeassistant/components/soma/config_flow.py
@@ -19,7 +19,6 @@ class SomaFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     def __init__(self):
         """Instantiate config flow."""
diff --git a/homeassistant/components/somfy/config_flow.py b/homeassistant/components/somfy/config_flow.py
index a302cdd8887..016ad63c0d8 100644
--- a/homeassistant/components/somfy/config_flow.py
+++ b/homeassistant/components/somfy/config_flow.py
@@ -13,7 +13,6 @@ class SomfyFlowHandler(
     """Config flow to handle Somfy OAuth2 authentication."""
 
     DOMAIN = DOMAIN
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     @property
     def logger(self) -> logging.Logger:
diff --git a/homeassistant/components/somfy_mylink/config_flow.py b/homeassistant/components/somfy_mylink/config_flow.py
index 739251e041f..e97fe088173 100644
--- a/homeassistant/components/somfy_mylink/config_flow.py
+++ b/homeassistant/components/somfy_mylink/config_flow.py
@@ -51,7 +51,6 @@ class ConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Somfy MyLink."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_ASSUMED
 
     def __init__(self):
         """Initialize the somfy_mylink flow."""
diff --git a/homeassistant/components/sonarr/config_flow.py b/homeassistant/components/sonarr/config_flow.py
index b68cc33712a..b7636ca4db1 100644
--- a/homeassistant/components/sonarr/config_flow.py
+++ b/homeassistant/components/sonarr/config_flow.py
@@ -7,7 +7,7 @@ from typing import Any
 from sonarr import Sonarr, SonarrAccessRestricted, SonarrError
 import voluptuous as vol
 
-from homeassistant.config_entries import CONN_CLASS_LOCAL_POLL, ConfigFlow, OptionsFlow
+from homeassistant.config_entries import ConfigFlow, OptionsFlow
 from homeassistant.const import (
     CONF_API_KEY,
     CONF_HOST,
@@ -62,7 +62,6 @@ class SonarrConfigFlow(ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Sonarr."""
 
     VERSION = 1
-    CONNECTION_CLASS = CONN_CLASS_LOCAL_POLL
 
     def __init__(self):
         """Initialize the flow."""
diff --git a/homeassistant/components/songpal/config_flow.py b/homeassistant/components/songpal/config_flow.py
index 22f9f0932ed..ae7c9406a92 100644
--- a/homeassistant/components/songpal/config_flow.py
+++ b/homeassistant/components/songpal/config_flow.py
@@ -31,7 +31,6 @@ class SongpalConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Songpal configuration flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_PUSH
 
     def __init__(self):
         """Initialize the flow."""
diff --git a/homeassistant/components/speedtestdotnet/config_flow.py b/homeassistant/components/speedtestdotnet/config_flow.py
index 280a7e391c3..49654b6c02b 100644
--- a/homeassistant/components/speedtestdotnet/config_flow.py
+++ b/homeassistant/components/speedtestdotnet/config_flow.py
@@ -21,7 +21,6 @@ class SpeedTestFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle Speedtest.net config flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     @staticmethod
     @callback
diff --git a/homeassistant/components/spider/config_flow.py b/homeassistant/components/spider/config_flow.py
index c8c31221a50..7b31acb453d 100644
--- a/homeassistant/components/spider/config_flow.py
+++ b/homeassistant/components/spider/config_flow.py
@@ -24,7 +24,6 @@ class SpiderConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a Spider config flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     def __init__(self):
         """Initialize the Spider flow."""
diff --git a/homeassistant/components/spotify/config_flow.py b/homeassistant/components/spotify/config_flow.py
index 3b7724a21a9..33e5e67a244 100644
--- a/homeassistant/components/spotify/config_flow.py
+++ b/homeassistant/components/spotify/config_flow.py
@@ -7,7 +7,6 @@ from typing import Any
 from spotipy import Spotify
 import voluptuous as vol
 
-from homeassistant import config_entries
 from homeassistant.components import persistent_notification
 from homeassistant.data_entry_flow import FlowResult
 from homeassistant.helpers import config_entry_oauth2_flow
@@ -22,7 +21,6 @@ class SpotifyFlowHandler(
 
     DOMAIN = DOMAIN
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     def __init__(self) -> None:
         """Instantiate config flow."""
diff --git a/homeassistant/components/squeezebox/config_flow.py b/homeassistant/components/squeezebox/config_flow.py
index adfa5895b7d..f81ff505583 100644
--- a/homeassistant/components/squeezebox/config_flow.py
+++ b/homeassistant/components/squeezebox/config_flow.py
@@ -59,7 +59,6 @@ class SqueezeboxConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Logitech Squeezebox."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     def __init__(self):
         """Initialize an instance of the squeezebox config flow."""
diff --git a/homeassistant/components/srp_energy/config_flow.py b/homeassistant/components/srp_energy/config_flow.py
index 51b6f80bb33..f3df156f746 100644
--- a/homeassistant/components/srp_energy/config_flow.py
+++ b/homeassistant/components/srp_energy/config_flow.py
@@ -16,7 +16,6 @@ class ConfigFlow(config_entries.ConfigFlow, domain=SRP_ENERGY_DOMAIN):
     """Handle a config flow for SRP Energy."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     config = {
         vol.Required(CONF_ID): str,
diff --git a/homeassistant/components/starline/config_flow.py b/homeassistant/components/starline/config_flow.py
index 9f8e0339210..25e01da4ee7 100644
--- a/homeassistant/components/starline/config_flow.py
+++ b/homeassistant/components/starline/config_flow.py
@@ -28,7 +28,6 @@ class StarlineFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a StarLine config flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     def __init__(self):
         """Initialize flow."""
diff --git a/homeassistant/components/subaru/config_flow.py b/homeassistant/components/subaru/config_flow.py
index 91ed8ad4214..980608893ac 100644
--- a/homeassistant/components/subaru/config_flow.py
+++ b/homeassistant/components/subaru/config_flow.py
@@ -26,7 +26,6 @@ class SubaruConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow for Subaru."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     def __init__(self):
         """Initialize config flow."""
diff --git a/homeassistant/components/syncthru/config_flow.py b/homeassistant/components/syncthru/config_flow.py
index cb0243f98fc..31bf8c97edc 100644
--- a/homeassistant/components/syncthru/config_flow.py
+++ b/homeassistant/components/syncthru/config_flow.py
@@ -19,7 +19,6 @@ class SyncThruConfigFlow(config_entries.ConfigFlow, domain=DOMAIN):
     """Samsung SyncThru config flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_LOCAL_POLL
 
     url: str
     name: str
diff --git a/homeassistant/components/synology_dsm/config_flow.py b/homeassistant/components/synology_dsm/config_flow.py
index b3b26e892a8..3cbc58d4cf4 100644
--- a/homeassistant/components/synology_dsm/config_flow.py
+++ b/homeassistant/components/synology_dsm/config_flow.py
@@ -79,7 +79,6 @@ class SynologyDSMFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
     """Handle a config flow."""
 
     VERSION = 1
-    CONNECTION_CLASS = config_entries.CONN_CLASS_CLOUD_POLL
 
     @staticmethod
     @callback