diff --git a/src/lang/en.json b/src/lang/en.json
index 1f5f9ba2e..306354b4f 100644
--- a/src/lang/en.json
+++ b/src/lang/en.json
@@ -756,12 +756,14 @@
     "alertaApiKey": "API Key",
     "alertaAlertState": "Alert State",
     "alertaRecoverState": "Recover State",
-    "serwersmsAPIUser": "API Username (incl. webapi_ prefix)",
-    "serwersmsAPIPassword": "API Password",
+    "serwersmsAPIUser": "API username (including the webapi_ prefix)",
+    "serwersmsAPIPassword": "API password",
     "serwersmsPhoneNumber": "Phone number",
-    "serwersmsSenderName": "SMS Sender Name (registered via customer portal)",
+    "serwersmsSenderName": "SMS sender name (registered via the client portal)",
     "serwersmsGroupId": "Group ID",
-    "serwersmsGroupIdHelp": "Optional. Instead of a phone number, you can send SMS to a contact group (group_id from SerwerSMS panel). Provide either phone number OR group ID.",
+    "serwersmsGroupIdHelp": "Enter the GROUP ID (group_id from the SerwerSMS panel)",
+    "serwersmsDestinationType": "Recipient type",
+    "serwersmsPhoneHelp": "Enter the phone number, e.g., +48123456789.",
     "smseagleTo": "Phone number(s)",
     "smseagleGroup": "Phonebook group name(s)",
     "smseagleContact": "Phonebook contact name(s)",