diff --git a/kded/secretagent.h b/kded/secretagent.h
--- a/kded/secretagent.h
+++ b/kded/secretagent.h
@@ -72,6 +72,9 @@
     explicit SecretAgent(QObject* parent = nullptr);
     ~SecretAgent() override;
 
+Q_SIGNALS:
+    void secretsError(const QString &connectionPath, const QString &message) const;
+
 public Q_SLOTS:
     NMVariantMapMap GetSecrets(const NMVariantMapMap&, const QDBusObjectPath&, const QString&, const QStringList&, uint) override;
     void SaveSecrets(const NMVariantMapMap &connection, const QDBusObjectPath &connection_path) override;
diff --git a/kded/secretagent.cpp b/kded/secretagent.cpp
--- a/kded/secretagent.cpp
+++ b/kded/secretagent.cpp
@@ -39,6 +39,7 @@
 #include <QStringBuilder>
 #include <QDialog>
 
+#include <KLocalizedString>
 #include <KPluginFactory>
 #include <KWindowSystem>
 #include <KConfig>
@@ -408,6 +409,7 @@
 
     if (!Configuration::showPasswordDialog()) {
         sendError(SecretAgent::NoSecrets, "Cannot authenticate", request.message);
+        emit secretsError(request.connection_path.path(), i18n("Authentication to %1 failed. Wrong password?", request.connection.value("connection").value("id").toString()));
         return true;
     } else if (requestNew || (allowInteraction && !setting->needSecrets(requestNew).isEmpty()) || (allowInteraction && userRequested) || (isVpn && allowInteraction)) {
         m_dialog = new PasswordDialog(connectionSettings, request.flags, request.setting_name);
diff --git a/kded/service.h b/kded/service.h
--- a/kded/service.h
+++ b/kded/service.h
@@ -45,6 +45,8 @@
 
 Q_SIGNALS:
     Q_SCRIPTABLE void registered();
+    Q_SCRIPTABLE
+    void secretsError(const QString &connectionPath, const QString &message);
 
 private Q_SLOTS:
     void slotRegistered(const QDBusObjectPath &path);
diff --git a/kded/service.cpp b/kded/service.cpp
--- a/kded/service.cpp
+++ b/kded/service.cpp
@@ -66,6 +66,7 @@
 
     if (!d->agent) {
         d->agent = new SecretAgent(this);
+        connect(d->agent, &SecretAgent::secretsError, this, &NetworkManagementService::secretsError);
     }
 
     if (!d->notification) {
diff --git a/libs/handler.h b/libs/handler.h
--- a/libs/handler.h
+++ b/libs/handler.h
@@ -104,13 +104,15 @@
 
 private Q_SLOTS:
     void initKdedModule();
+    void secretAgentError(const QString &a, const QString &b);
     void replyFinished(QDBusPendingCallWatcher *watcher);
 #if WITH_MODEMMANAGER_SUPPORT
     void unlockRequiredChanged(MMModemLock modemLock);
 #endif
 
 Q_SIGNALS:
     void wirelessScanTimerEnabled(bool enable);
+    void connectionActivationFailed(const QString &connectionPath, const QString &message);
 private:
     bool m_tmpWirelessEnabled;
     bool m_tmpWwanEnabled;
diff --git a/libs/handler.cpp b/libs/handler.cpp
--- a/libs/handler.cpp
+++ b/libs/handler.cpp
@@ -74,6 +74,12 @@
                                             QStringLiteral("registered"),
                                             this, SLOT(initKdedModule()));
 
+    QDBusConnection::sessionBus().connect(QStringLiteral(AGENT_SERVICE),
+                                            QStringLiteral(AGENT_PATH),
+                                            QStringLiteral(AGENT_IFACE),
+                                            QStringLiteral("secretsError"),
+                                            this, SLOT(secretAgentError(QString, QString)));
+
     // Interval (in ms) between attempts to scan for wifi networks
     m_wirelessScanRetryTimer.setInterval(2000);
     m_wirelessScanRetryTimer.setSingleShot(true);
@@ -458,6 +464,13 @@
     QDBusConnection::sessionBus().send(initMsg);
 }
 
+void Handler::secretAgentError(const QString &connectionPath, const QString &message)
+{
+    // If the password was wrong, forget it
+    removeConnection(connectionPath);
+    emit connectionActivationFailed(connectionPath, message);
+}
+
 void Handler::replyFinished(QDBusPendingCallWatcher * watcher)
 {
     QDBusPendingReply<> reply = *watcher;
diff --git a/mobile/wifi/package/contents/ui/NetworkListView.qml b/mobile/wifi/package/contents/ui/NetworkListView.qml
--- a/mobile/wifi/package/contents/ui/NetworkListView.qml
+++ b/mobile/wifi/package/contents/ui/NetworkListView.qml
@@ -21,28 +21,48 @@
 import QtQuick.Layouts 1.2
 import QtQuick.Controls 2.2 as Controls
 import org.kde.plasma.networkmanagement 0.2 as PlasmaNM
-import org.kde.kirigami 2.2 as Kirigami
+import org.kde.kirigami 2.6 as Kirigami
 
 Kirigami.ScrollablePage {
     anchors.leftMargin: Kirigami.Units.largeSpacing * 2
 
-    header: RowLayout {
-        id: layoutrow
+    header: ColumnLayout {
         width: parent.width
-
-        Controls.Label {
-            anchors.left: parent.left
-            text: i18n("Wi-fi")
+        Kirigami.InlineMessage {
+            id: inlineError
             Layout.fillWidth: true
-            font.bold: true
+            showCloseButton: true
+
+            visible: false
+
+            type: Kirigami.MessageType.Warning
+            Connections {
+                target: handler
+                onConnectionActivationFailed: {
+                    inlineError.text = message;
+                    inlineError.visible = true;
+                }
+            }
         }
 
-        Controls.Switch {
-            id: wifiSwitchButton
-            checked: enabled && enabledConnections.wirelessEnabled
-            enabled: enabledConnections.wirelessHwEnabled
-            onClicked: {
-                handler.enableWireless(checked);
+        RowLayout {
+            id: layoutrow
+            Layout.fillWidth: true
+
+            Controls.Label {
+                anchors.left: parent.left
+                text: i18n("Wi-fi")
+                Layout.fillWidth: true
+                font.bold: true
+            }
+
+            Controls.Switch {
+                id: wifiSwitchButton
+                checked: enabled && enabledConnections.wirelessEnabled
+                enabled: enabledConnections.wirelessHwEnabled
+                onClicked: {
+                    handler.enableWireless(checked);
+                }
             }
         }
     }