diff --git a/src/module/alertModal.js b/src/module/alertModal.js
index 3858997..f5094cb 100644
--- a/src/module/alertModal.js
+++ b/src/module/alertModal.js
@@ -238,13 +238,35 @@ export async function uploadFailedSecond(detail) {
         manySrt = 'There are more errors.';
         break;
       case 'unrecognized':
-        content = `<li>Data unregnizable in [Status] Column: (Row #${i.loc[1]}, "${i.input}")</li>`;
+        content = `<li>Data unregnizable in Status Column: (Row #${i.loc[1]}, "${i.input}")</li>`;
         break;
       case 'malformed':
-        content = `<li>Data malformed in [Timestamp] Column: (Row #${i.loc[1]}, "${i.input}")</li>`;
+        content = `<li>Data malformed in Timestamp Column: (Row #${i.loc[1]}, "${i.input}")</li>`;
         break;
       case 'missing':
-        content = `<li>Data missing in [${i.loc[2]}] Column: (Row #${i.loc[1]})</li>`;
+        let key = '';
+
+        switch (i.loc[2]) {
+          case 'case id':
+            key = 'Case ID';
+            break;
+          case 'timestamp':
+            key = 'Timestamp';
+            break;
+          case 'name':
+            key = 'Activity';
+            break;
+          case 'instance':
+            key = 'Activity Instance ID';
+            break;
+          case 'status':
+            key = 'Status';
+            break;
+          default:
+            key = i.loc[2];
+            break;
+        }
+        content = `<li>Data missing in ${key} Column: (Row #${i.loc[1]})</li>`;
       break;
     }
     srt += content;
@@ -252,7 +274,7 @@ export async function uploadFailedSecond(detail) {
   await Swal.fire({
     title: 'IMPORT FAILED',
     html: `<div class="text-left mx-3 space-y-1"><p>Error(s) detected:</p><ul class="list-disc ml-6">${srt}</ul><p>${manySrt} Please check.</p></div>`,
-    // timer: 5000, // 停留5秒後自動關閉
+    timer: 3000, // 停留 3 秒後自動關閉
     showConfirmButton: false,
     icon: 'error',
     iconColor: '#FF3366',