diff --git a/apps/tools.js b/apps/tools.js
index cf5defc..8ae255b 100644
--- a/apps/tools.js
+++ b/apps/tools.js
@@ -2052,7 +2052,7 @@ export class tools extends plugin {
 
             const path = this.getCurDownloadPath(e);
             await checkAndRemoveFile(path + "/temp.mp4")
-            await checkAndRemoveFile(path + "/temp.mp3")
+            await checkAndRemoveFile(path + "/temp.flac")
             await checkAndRemoveFile(path + "/thumbnail.png")
             await ytDlpGetThumbnail(path, url, isOversea, this.myProxy, this.youtubeCookiePath)
             const title = ytDlpGetTilt(url, isOversea, this.myProxy, this.youtubeCookiePath).toString().replace(/\n/g, '');
@@ -2064,8 +2064,10 @@ export class tools extends plugin {
                     `${this.identifyPrefix}识别：油管音乐\n视频标题：${title}`
                 ]);
                 await ytDlpHelper(path, url, isOversea, this.myProxy, this.videoDownloadConcurrency, true, graphics, timeRange, this.youtubeCookiePath);
-                e.reply(segment.record(`${path}/temp.mp3`));
-                this.uploadGroupFile(e, `${path}/temp.mp3`);
+                if(this.isSendVocal){
+                    e.reply(segment.record(`${path}/temp.flac`));
+                }
+                this.uploadGroupFile(e, `${path}/temp.flac`);
                 // 发送完就截断
                 return;
             }
diff --git a/utils/youtube.js b/utils/youtube.js
index ec1c7f1..0a5367c 100644
--- a/utils/youtube.js
+++ b/utils/youtube.js
@@ -30,9 +30,15 @@ export function removeParams(url) {
 }
 
 export function convertToSeconds(timeStr) {
-    const [hour, minutes, seconds] = timeStr.split(':').map(Number); // 拆分并转换为数字
-    if (!seconds) return timeStr;
-    return hour * 3600 + minutes * 60 + seconds; // 分钟转化为秒并加上秒数
+    const parts = timeStr.split(':').map(Number);
+    if (parts.length === 2) {
+        const [minutes, seconds] = parts;
+        return minutes * 60 + seconds;
+    } else if (parts.length === 3) {
+        const [hours, minutes, seconds] = parts;
+        return hours * 3600 + minutes * 60 + seconds;
+    }
+    return timeStr;
 }
 
 export async function autoSelectMusicOrVideoSend() {
diff --git a/utils/yt-dlp-util.js b/utils/yt-dlp-util.js
index 692bb80..42dffc9 100644
--- a/utils/yt-dlp-util.js
+++ b/utils/yt-dlp-util.js
@@ -96,7 +96,7 @@ export async function ytDlpHelper(path, url, isOversea, proxy, maxThreads, merge
         if (url.includes("music")) {
             // 这里是 YouTube Music的处理逻辑
             // e.g yt-dlp -x --audio-format mp3 https://youtu.be/5wEtefq9VzM -o test.mp3
-            command = `yt-dlp -x --audio-format mp3 ${cookieParam} ${constructProxyParam(isOversea, proxy)} -P ${path} -o "temp.mp3" ${url}`;
+            command = `yt-dlp -x --audio-format flac -f ba ${cookieParam} ${constructProxyParam(isOversea, proxy)} -P ${path} -o "temp.flac" ${url}`;
         } else {
             // 正常情况下的处理逻辑
             const fParam = url.includes("youtu") ? `--download-sections "*${timeRange}" -f "bv${graphics}[ext=mp4]+ba[ext=m4a]" ` : "";