diff --git a/nahbar/nahbar/CalendarManager.swift b/nahbar/nahbar/CalendarManager.swift
index 2d08f76..f14905e 100644
--- a/nahbar/nahbar/CalendarManager.swift
+++ b/nahbar/nahbar/CalendarManager.swift
@@ -159,6 +159,15 @@ final class CalendarManager {
         }
     }
 
+    /// `true` wenn Kalender-Vollzugriff bereits erteilt wurde (fragt nicht neu nach).
+    var isAuthorized: Bool {
+        if #available(iOS 17.0, *) {
+            return EKEventStore.authorizationStatus(for: .event) == .fullAccess
+        } else {
+            return EKEventStore.authorizationStatus(for: .event) == .authorized
+        }
+    }
+
     /// Gibt alle Benutzer-Kalender zurück (sortiert nach Titel).
     func availableCalendars() async -> [EKCalendar] {
         let granted = await requestFullAccess()
diff --git a/nahbar/nahbar/SettingsView.swift b/nahbar/nahbar/SettingsView.swift
index 81e9dd0..958c01a 100644
--- a/nahbar/nahbar/SettingsView.swift
+++ b/nahbar/nahbar/SettingsView.swift
@@ -402,6 +402,7 @@ struct SettingsView: View {
             .padding(.horizontal, 20)
             .task {
                 guard settingsCalendars.isEmpty else { return }
+                guard CalendarManager.shared.isAuthorized else { return }
                 let calendars = await CalendarManager.shared.availableCalendars()
                 settingsCalendars = calendars
                 if defaultCalendarID.isEmpty || !calendars.map(\.calendarIdentifier).contains(defaultCalendarID) {