diff --git a/app.js b/app.js
index b86962e..424f68e 100644
--- a/app.js
+++ b/app.js
@@ -1793,11 +1793,10 @@ function formatShortDate(ts) {
 }
 
 function openFileViewer({ url, blob, mime }, filename) {
-    const isPdf = (mime || '').includes('pdf') || /\.pdf$/i.test(filename);
     const isImage = (mime || '').startsWith('image/');
 
-    if (!isPdf && !isImage) {
-        // Nicht inline anzeigbar → Download anstoßen
+    if (!isImage) {
+        // Alles außer Bildern: direkt Download
         const a = document.createElement('a');
         a.href = url;
         a.download = filename || 'download';
@@ -1805,6 +1804,7 @@ function openFileViewer({ url, blob, mime }, filename) {
         a.click();
         a.remove();
         setTimeout(() => URL.revokeObjectURL(url), 10000);
+        showToast('⬇ ' + escapeHtml(filename || 'Datei') + ' wird heruntergeladen');
         return;
     }
 
@@ -1814,12 +1814,9 @@ function openFileViewer({ url, blob, mime }, filename) {
         <div class="fs-header">
             <button class="icon-btn" id="dv-close">✕</button>
             <div class="fs-title">${escapeHtml(filename || '')}</div>
-            <a class="icon-btn" id="dv-download" title="Herunterladen" download="${escapeHtml(filename || 'download')}" href="${url}">⬇</a>
         </div>
         <div class="dv-body">
-            ${isPdf
-                ? `<iframe src="${url}" style="width:100%;height:100%;border:0;background:#fff;"></iframe>`
-                : `<img src="${url}" style="max-width:100%;max-height:100%;object-fit:contain;">`}
+            <img src="${url}" style="max-width:100%;max-height:100%;object-fit:contain;">
         </div>
     `;
     document.body.appendChild(modal);