diff --git a/homeassistant/components/twitch/sensor.py b/homeassistant/components/twitch/sensor.py
index 771f88f0ef1..95006a4cab7 100644
--- a/homeassistant/components/twitch/sensor.py
+++ b/homeassistant/components/twitch/sensor.py
@@ -62,13 +62,16 @@ def setup_platform(
     client_id = config[CONF_CLIENT_ID]
     client_secret = config[CONF_CLIENT_SECRET]
     oauth_token = config.get(CONF_TOKEN)
-    client = Twitch(app_id=client_id, app_secret=client_secret)
-    client.auto_refresh_auth = False
 
     try:
-        client.authenticate_app(scope=OAUTH_SCOPES)
+        client = Twitch(
+            app_id=client_id,
+            app_secret=client_secret,
+            target_app_auth_scope=OAUTH_SCOPES,
+        )
+        client.auto_refresh_auth = False
     except TwitchAuthorizationException:
-        _LOGGER.error("INvalid client ID or client secret")
+        _LOGGER.error("Invalid client ID or client secret")
         return
 
     if oauth_token:
@@ -86,7 +89,7 @@ def setup_platform(
     channels = client.get_users(logins=channels)
 
     add_entities(
-        [TwitchSensor(channel=channel, client=client) for channel in channels["data"]],
+        [TwitchSensor(channel, client) for channel in channels["data"]],
         True,
     )
 
@@ -94,80 +97,38 @@ def setup_platform(
 class TwitchSensor(SensorEntity):
     """Representation of an Twitch channel."""
 
-    def __init__(self, channel, client: Twitch):
+    _attr_icon = ICON
+
+    def __init__(self, channel: dict[str, str], client: Twitch) -> None:
         """Initialize the sensor."""
         self._client = client
-        self._channel = channel
         self._enable_user_auth = client.has_required_auth(AuthType.USER, OAUTH_SCOPES)
-        self._state = None
-        self._preview = None
-        self._game = None
-        self._title = None
-        self._subscription = None
-        self._follow = None
-        self._statistics = None
+        self._attr_name = channel["display_name"]
+        self._attr_unique_id = channel["id"]
 
-    @property
-    def name(self):
-        """Return the name of the sensor."""
-        return self._channel["display_name"]
-
-    @property
-    def native_value(self):
-        """Return the state of the sensor."""
-        return self._state
-
-    @property
-    def entity_picture(self):
-        """Return preview of current game."""
-        return self._preview
-
-    @property
-    def extra_state_attributes(self):
-        """Return the state attributes."""
-        attr = dict(self._statistics)
-
-        if self._enable_user_auth:
-            attr.update(self._subscription)
-            attr.update(self._follow)
-
-        if self._state == STATE_STREAMING:
-            attr.update({ATTR_GAME: self._game, ATTR_TITLE: self._title})
-        return attr
-
-    @property
-    def unique_id(self):
-        """Return unique ID for this sensor."""
-        return self._channel["id"]
-
-    @property
-    def icon(self):
-        """Icon to use in the frontend, if any."""
-        return ICON
-
-    def update(self):
+    def update(self) -> None:
         """Update device state."""
 
-        followers = self._client.get_users_follows(to_id=self._channel["id"])["total"]
-        channel = self._client.get_users(user_ids=[self._channel["id"]])["data"][0]
+        followers = self._client.get_users_follows(to_id=self.unique_id)["total"]
+        channel = self._client.get_users(user_ids=[self.unique_id])["data"][0]
 
-        self._statistics = {
+        self._attr_extra_state_attributes = {
             ATTR_FOLLOWING: followers,
             ATTR_VIEWS: channel["view_count"],
         }
         if self._enable_user_auth:
-            user = self._client.get_users()["data"][0]
+            user = self._client.get_users()["data"][0]["id"]
 
             subs = self._client.check_user_subscription(
-                user_id=user["id"], broadcaster_id=self._channel["id"]
+                user_id=user, broadcaster_id=self.unique_id
             )
             if "data" in subs:
-                self._subscription = {
-                    ATTR_SUBSCRIPTION: True,
-                    ATTR_SUBSCRIPTION_GIFTED: subs["data"][0]["is_gift"],
-                }
+                self._attr_extra_state_attributes[ATTR_SUBSCRIPTION] = True
+                self._attr_extra_state_attributes[ATTR_SUBSCRIPTION_GIFTED] = subs[
+                    "data"
+                ][0]["is_gift"]
             elif "status" in subs and subs["status"] == 404:
-                self._subscription = {ATTR_SUBSCRIPTION: False}
+                self._attr_extra_state_attributes[ATTR_SUBSCRIPTION] = False
             elif "error" in subs:
                 raise Exception(
                     f"Error response on check_user_subscription: {subs['error']}"
@@ -176,23 +137,22 @@ class TwitchSensor(SensorEntity):
                 raise Exception("Unknown error response on check_user_subscription")
 
             follows = self._client.get_users_follows(
-                from_id=user["id"], to_id=self._channel["id"]
+                from_id=user, to_id=self.unique_id
             )["data"]
-            if len(follows) > 0:
-                self._follow = {
-                    ATTR_FOLLOW: True,
-                    ATTR_FOLLOW_SINCE: follows[0]["followed_at"],
-                }
-            else:
-                self._follow = {ATTR_FOLLOW: False}
+            self._attr_extra_state_attributes[ATTR_FOLLOW] = len(follows) > 0
+            if len(follows):
+                self._attr_extra_state_attributes[ATTR_FOLLOW_SINCE] = follows[0][
+                    "followed_at"
+                ]
 
-        streams = self._client.get_streams(user_id=[self._channel["id"]])["data"]
-        if len(streams) > 0:
+        if streams := self._client.get_streams(user_id=[self.unique_id])["data"]:
             stream = streams[0]
-            self._game = stream["game_name"]
-            self._title = stream["title"]
-            self._preview = stream["thumbnail_url"]
-            self._state = STATE_STREAMING
+            self._attr_native_value = STATE_STREAMING
+            self._attr_extra_state_attributes[ATTR_GAME] = stream["game_name"]
+            self._attr_extra_state_attributes[ATTR_TITLE] = stream["title"]
+            self._attr_entity_picture = stream["thumbnail_url"]
         else:
-            self._preview = channel["offline_image_url"]
-            self._state = STATE_OFFLINE
+            self._attr_native_value = STATE_OFFLINE
+            self._attr_extra_state_attributes[ATTR_GAME] = None
+            self._attr_extra_state_attributes[ATTR_TITLE] = None
+            self._attr_entity_picture = channel["offline_image_url"]