diff --git a/utils/tools.ts b/utils/tools.ts
index a51de10..c9940d2 100644
--- a/utils/tools.ts
+++ b/utils/tools.ts
@@ -86,7 +86,15 @@ export const downloadVideo = async (url: string) => {
     const blobUrl = window.URL.createObjectURL(blob);
     const a = document.createElement('a');
     a.href = blobUrl;
-    a.download = modifyUrl.split('/').pop() || 'video.mp4';
+    let filename = 'video.mp4';
+    try {
+      const parsed = new URL(modifyUrl);
+      filename = parsed.pathname.split('/').pop() || 'video.mp4';
+      if (filename.includes('?')) filename = filename.split('?')[0];
+      if (filename.includes('#')) filename = filename.split('#')[0];
+    } catch {}
+    a.download = filename;
+    console.log(a.download);
     document.body.appendChild(a);
     a.click();
     document.body.removeChild(a);