diff --git a/homeassistant/components/starline/account.py b/homeassistant/components/starline/account.py
index f0dea666085..d2b7e3a4aa1 100644
--- a/homeassistant/components/starline/account.py
+++ b/homeassistant/components/starline/account.py
@@ -136,6 +136,7 @@ class StarlineAccount:
             model=device.typename,
             name=device.name,
             sw_version=device.fw_version,
+            configuration_url="https://starline-online.ru/",
         )
 
     @staticmethod
diff --git a/homeassistant/components/starline/strings.json b/homeassistant/components/starline/strings.json
index 55aa8532081..99cae9650ff 100644
--- a/homeassistant/components/starline/strings.json
+++ b/homeassistant/components/starline/strings.json
@@ -104,6 +104,9 @@
       },
       "horn": {
         "name": "Horn"
+      },
+      "service_mode": {
+        "name": "Service mode"
       }
     },
     "button": {
diff --git a/homeassistant/components/starline/switch.py b/homeassistant/components/starline/switch.py
index 600dac34fe3..ef24dd52c02 100644
--- a/homeassistant/components/starline/switch.py
+++ b/homeassistant/components/starline/switch.py
@@ -56,6 +56,12 @@ SWITCH_TYPES: tuple[StarlineSwitchEntityDescription, ...] = (
         icon_on="mdi:bullhorn-outline",
         icon_off="mdi:bullhorn-outline",
     ),
+    StarlineSwitchEntityDescription(
+        key="valet",
+        translation_key="service_mode",
+        icon_on="mdi:wrench-clock",
+        icon_off="mdi:car-wrench",
+    ),
 )