diff --git a/packages/frontend/src/components/NotificationSettingForm.vue b/packages/frontend/src/components/NotificationSettingForm.vue
index 715f452..f0bb780 100644
--- a/packages/frontend/src/components/NotificationSettingForm.vue
+++ b/packages/frontend/src/components/NotificationSettingForm.vue
@@ -238,7 +238,9 @@ const props = defineProps({
 const emit = defineEmits(['save', 'cancel']);
 
 const store = useNotificationsStore();
+console.log('[NotificationSettingForm] Setup started.'); // Log setup start
 const { t } = useI18n();
+console.log('[NotificationSettingForm] useI18n initialized.'); // Log i18n init
 const formError = ref<string | null>(null);
 const headerError = ref<string | null>(null);
 const testError = ref<string | null>(null);
@@ -309,6 +311,7 @@ const webhookHeadersString = ref('{}'); // For textarea binding
 
 // Watch for initialData changes (when editing)
 watch(() => props.initialData, (newData) => {
+  console.log('[NotificationSettingForm] Watch initialData triggered. New data:', newData); // Log initialData change
   if (newData) {
     Object.assign(formData, newData);
     // Populate specific config refs based on channel type
@@ -346,10 +349,12 @@ watch(() => props.initialData, (newData) => {
    testError.value = null; // Reset test error
    testResult.value = null; // Reset test result
    testingNotification.value = false; // Reset testing state
+   console.log('[NotificationSettingForm] Form data initialized/updated from initialData. Current channel_type:', formData.channel_type); // Log after init/update
 }, { immediate: true });
 
 // Watch channel type change to reset specific config
 watch(() => formData.channel_type, (newType, oldType) => {
+    console.log(`[NotificationSettingForm] Watch channel_type changed from ${oldType} to ${newType}`); // Log channel type change
     if (newType !== oldType && !isEditing.value) { // Only reset if not editing or type changes during add mode
         webhookConfig.value = { url: '', method: 'POST', headers: {}, bodyTemplate: '' };
         emailConfig.value = {
@@ -393,6 +398,7 @@ watch(emailConfig, () => {
 const getEventDisplayName = (event: NotificationEvent): string => {
     // Use i18n key, fallback to formatted name if key not found
     const i18nKey = `settings.notifications.events.${event}`;
+    console.log(`[NotificationSettingForm] Translating event display name for key: ${i18nKey}`); // Log event key translation attempt
     const translated = t(i18nKey);
     // If translation returns the key itself, it means translation is missing
     if (translated === i18nKey) {
@@ -403,6 +409,7 @@ const getEventDisplayName = (event: NotificationEvent): string => {
 };
 
 const handleSubmit = async () => {
+  console.log('[NotificationSettingForm] handleSubmit called.'); // Log submit start
   formError.value = null;
   if (headerError.value) return; // Don't submit if headers are invalid