diff --git a/torrent-to-transmission.user.js b/torrent-to-transmission.user.js
index e69078e..429d619 100644
--- a/torrent-to-transmission.user.js
+++ b/torrent-to-transmission.user.js
@@ -19,12 +19,12 @@
     async function getConfig() {
         let config = await GM_getValue('transmissionConfig');
         if (config) return JSON.parse(config);
-        return await askForConfig();
+        return await askForConfigSimple();
     }
     async function setConfig(config) {
         await GM_setValue('transmissionConfig', JSON.stringify(config));
     }
-    async function askForConfig() {
+    async function askForConfigSimple() {
         let ipport = prompt('Transmission IP und Port (z.B. 192.168.1.100:9091):');
         if (!ipport) return null;
         let user = prompt('Benutzername (leer lassen, falls nicht benötigt):');
@@ -656,7 +656,12 @@
                 responseType: 'arraybuffer',
                 onload: function(response) {
                     const arrayBuffer = response.response;
-                    const base64 = btoa(String.fromCharCode.apply(null, new Uint8Array(arrayBuffer)));
+                    const bytes = new Uint8Array(arrayBuffer);
+                    let binary = '';
+                    for (let i = 0; i < bytes.byteLength; i++) {
+                        binary += String.fromCharCode(bytes[i]);
+                    }
+                    const base64 = btoa(binary);
                     const fileList = parseTorrentFileList(arrayBuffer);
                     showPathDialog(function(dir, selectedFiles) {
                         // selectedFiles: Array von bools, true = gewünscht