diff --git a/web-to-ppt/popup.html b/web-to-ppt/popup.html
index 8a9c275..1785f8c 100644
--- a/web-to-ppt/popup.html
+++ b/web-to-ppt/popup.html
@@ -40,7 +40,6 @@
   </main>
 
   <script src="lib-pptxgen.js"></script>
-  <script src="lib-jszip.js"></script>
   <script src="convert-browser.js"></script>
   <script src="popup.js"></script>
 </body>
diff --git a/web-to-ppt/popup.js b/web-to-ppt/popup.js
index 1dbf14c..4276ba8 100644
--- a/web-to-ppt/popup.js
+++ b/web-to-ppt/popup.js
@@ -70,6 +70,9 @@ async function exportPptx() {
     // 3. 转化
     setProgress(50, '正在生成 PPTX...');
     const schema = await WebToPPT.convertToPptx(dataResult.data, (msg) => setProgress(60, msg));
+    // Debug: check rotation
+    const rotateCount = schema.slides.reduce((acc, s) => acc + s.objects.filter(o => o.options?.rotate).length, 0);
+    console.log('[WebToPPT] schema:', schema.slides.length, 'slides,', rotateCount, 'shapes with rotation');
 
     // 4. 生成 PPTX
     setProgress(85, '正在打包...');