diff --git a/src/app/services/ffmpeg.service.ts b/src/app/services/ffmpeg.service.ts
index a1284ba..a90980c 100644
--- a/src/app/services/ffmpeg.service.ts
+++ b/src/app/services/ffmpeg.service.ts
@@ -1,3 +1,4 @@
+import 'sharedarraybuffer';
 import { Injectable } from '@angular/core';
 import { createFFmpeg, fetchFile } from '@ffmpeg/ffmpeg';
 
@@ -60,8 +61,6 @@ export class FfmpegService {
     return screenshots;
   }
 
-  // makerScreenshotCommander(second) {}
-
   async blobFromURL(url: string): Promise<Blob> {
     const response = await fetch(url);
     const blob = await response.blob();
diff --git a/vercel.json b/vercel.json
index 871d8ed..967f333 100644
--- a/vercel.json
+++ b/vercel.json
@@ -7,6 +7,10 @@
           "key": "Cross-Origin-Policy",
           "value": "same-origin"
         },
+        {
+          "key": "Cross-Origin-Opener-Policy",
+          "value": "same-origin"
+        },
         {
           "key": "Cross-Origin-Embedder-Policy",
           "value": "require-corp"