diff --git a/kcms/notifications/package/contents/ui/ApplicationConfiguration.qml b/kcms/notifications/package/contents/ui/ApplicationConfiguration.qml
--- a/kcms/notifications/package/contents/ui/ApplicationConfiguration.qml
+++ b/kcms/notifications/package/contents/ui/ApplicationConfiguration.qml
@@ -35,6 +35,8 @@
 
     property var rootIndex
 
+    readonly property string otherAppsId: "@other"
+
     readonly property string appDisplayName: kcm.sourcesModel.data(rootIndex, Qt.DisplayRole) || ""
     readonly property string appIconName: kcm.sourcesModel.data(rootIndex, Qt.DecorationRole) || ""
     readonly property string desktopEntry: kcm.sourcesModel.data(rootIndex, Private.SourcesModel.DesktopEntryRole) || ""
@@ -117,13 +119,14 @@
 
         QtControls.CheckBox {
             text: i18n("Show notification badges")
-            enabled: !!configColumn.desktopEntry
+            enabled: !!configColumn.desktopEntry && configColumn.desktopEntry !== configColumn.otherAppsId
             checked: configColumn.behavior & NotificationManager.Settings.ShowBadges
             onClicked: configColumn.setBehavior(NotificationManager.Settings.ShowBadges, checked)
         }
 
         Kirigami.Separator {
             Kirigami.FormData.isSection: true
+            visible: configureEventsButton.visible || noEventsLabel.visible
         }
 
         QtControls.Button {
@@ -136,11 +139,12 @@
     }
 
     QtControls.Label {
+        id: noEventsLabel
         Layout.alignment: Qt.AlignHCenter
         Layout.preferredWidth: form.implicitWidth
         text: i18n("This application does not support configuring notifications on a per-event basis.");
         wrapMode: Text.WordWrap
-        visible: !configColumn.notifyRcName
+        visible: !configColumn.notifyRcName && configColumn.desktopEntry !== configColumn.otherAppsId
     }
 
     // compact layout
diff --git a/kcms/notifications/sourcesmodel.cpp b/kcms/notifications/sourcesmodel.cpp
--- a/kcms/notifications/sourcesmodel.cpp
+++ b/kcms/notifications/sourcesmodel.cpp
@@ -31,6 +31,7 @@
 
 #include <KConfig>
 #include <KConfigGroup>
+#include <KLocalizedString>
 #include <KSharedConfig>
 #include <KService>
 #include <KServiceTypeTrader>
@@ -346,6 +347,17 @@
     };
 
     std::sort(appsData.begin(), appsData.end(), sortData);
+
+    // Fake entry for configuring non-identifyable applications
+    appsData << SourceData{
+        i18n("Other Applications"),
+        {},
+        QStringLiteral("applications-other"),
+        QString(),
+        QStringLiteral("@other"),
+        {}
+    };
+
     std::sort(servicesData.begin(), servicesData.end(), sortData);
 
     m_data << appsData << servicesData;