diff --git a/homeassistant/components/overkiz/strings.json b/homeassistant/components/overkiz/strings.json
index 1595cd52aeb..0c564a003d6 100644
--- a/homeassistant/components/overkiz/strings.json
+++ b/homeassistant/components/overkiz/strings.json
@@ -6,12 +6,18 @@
         "description": "Select your server. The Overkiz platform is used by various vendors like Somfy (Connexoon / TaHoma), Hitachi (Hi Kumo) and Atlantic (Cozytouch).",
         "data": {
           "hub": "Server"
+        },
+        "data_description": {
+          "hub": "Select the mobile app that you use to control your devices."
         }
       },
       "local_or_cloud": {
-        "description": "Choose between local or cloud API. Local API supports TaHoma Connexoon, TaHoma v2, and TaHoma Switch. Climate devices and scenarios are not supported in local API.",
+        "description": "Choose how you want to connect to your gateway.",
         "data": {
           "api_type": "API type"
+        },
+        "data_description": {
+          "api_type": "Local API is only supported by TaHoma Connexoon, TaHoma v2, and TaHoma Switch. Climate devices and scenarios are **not** available via the local API."
         }
       },
       "cloud": {
@@ -19,6 +25,10 @@
         "data": {
           "username": "[%key:common::config_flow::data::username%]",
           "password": "[%key:common::config_flow::data::password%]"
+        },
+        "data_description": {
+          "username": "The username of your cloud account (app).",
+          "password": "The password of your cloud account (app)."
         }
       },
       "local": {
@@ -28,6 +38,12 @@
           "username": "[%key:common::config_flow::data::username%]",
           "password": "[%key:common::config_flow::data::password%]",
           "verify_ssl": "[%key:common::config_flow::data::verify_ssl%]"
+        },
+        "data_description": {
+          "host": "The hostname or IP address of your Overkiz hub.",
+          "username": "The username of your cloud account (app).",
+          "password": "The password of your cloud account (app).",
+          "verify_ssl": "Verify the SSL certificate. Select this only if you are connecting via the hostname."
         }
       }
     },