diff --git a/web-to-ppt/popup.js b/web-to-ppt/popup.js
index 9a12f32..9ba8b12 100644
--- a/web-to-ppt/popup.js
+++ b/web-to-ppt/popup.js
@@ -112,7 +112,7 @@ async function exportPptx() {
     const safeTitle = title.replace(/[\\/:*?"<>|]+/g, '-').replace(/\s+/g, '-').slice(0, 64) || 'webpage';
     const filename = `web-to-ppt/${safeTitle}-${Date.now()}.pptx`;
 
-    await chrome.downloads.download({ url, filename });
+    await chrome.downloads.download({ url, filename, saveAs: true });
     setTimeout(() => URL.revokeObjectURL(url), 60000);
 
     setProgress(100, `已导出：${filename}`);