diff --git a/components.d.ts b/components.d.ts
index 7bb3c20..94e7b9f 100644
--- a/components.d.ts
+++ b/components.d.ts
@@ -97,7 +97,6 @@ declare module 'vue' {
     NP: typeof import('naive-ui')['NP']
     NPopconfirm: typeof import('naive-ui')['NPopconfirm']
     NPopover: typeof import('naive-ui')['NPopover']
-    NProgress: typeof import('naive-ui')['NProgress']
     NQrCode: typeof import('naive-ui')['NQrCode']
     NRadio: typeof import('naive-ui')['NRadio']
     NRadioGroup: typeof import('naive-ui')['NRadioGroup']
@@ -107,7 +106,6 @@ declare module 'vue' {
     NSlider: typeof import('naive-ui')['NSlider']
     NSpin: typeof import('naive-ui')['NSpin']
     NSwitch: typeof import('naive-ui')['NSwitch']
-    NTab: typeof import('naive-ui')['NTab']
     NTabPane: typeof import('naive-ui')['NTabPane']
     NTabs: typeof import('naive-ui')['NTabs']
     NTag: typeof import('naive-ui')['NTag']
diff --git a/electron/main/ipc/ipc-lyric.ts b/electron/main/ipc/ipc-lyric.ts
index 2cb903a..40d16b7 100644
--- a/electron/main/ipc/ipc-lyric.ts
+++ b/electron/main/ipc/ipc-lyric.ts
@@ -8,7 +8,6 @@ import mainWindow from "../windows/main-window";
  */
 const initLyricIpc = (): void => {
   const store = useStore();
-  const mainWin = mainWindow.getWin();
 
   // 歌词窗口
   let lyricWin: BrowserWindow | null = null;
@@ -58,6 +57,7 @@ const initLyricIpc = (): void => {
 
   // 更新歌词窗口配置
   ipcMain.on("update-desktop-lyric-option", (_, option, callback: boolean = false) => {
+    const mainWin = mainWindow.getWin();
     if (!option || !isWinAlive(lyricWin)) return;
     // 增量更新
     const prevOption = store.get("lyric.config");
@@ -69,7 +69,9 @@ const initLyricIpc = (): void => {
     if (callback && isWinAlive(lyricWin)) {
       lyricWin.webContents.send("update-desktop-lyric-option", option);
     }
-    mainWin?.webContents.send("update-desktop-lyric-option", option);
+    if (isWinAlive(mainWin)) {
+      mainWin?.webContents.send("update-desktop-lyric-option", option);
+    }
   });
 
   // 播放状态更改
@@ -155,7 +157,8 @@ const initLyricIpc = (): void => {
 
   // 请求歌词数据
   ipcMain.on("request-desktop-lyric-data", () => {
-    if (!isWinAlive(lyricWin)) return;
+    const mainWin = mainWindow.getWin();
+    if (!isWinAlive(lyricWin) || !isWinAlive(mainWin)) return;
     // 触发窗口更新
     mainWin?.webContents.send("request-desktop-lyric-data");
   });
@@ -171,14 +174,16 @@ const initLyricIpc = (): void => {
 
   // 关闭桌面歌词
   ipcMain.on("closeDesktopLyric", () => {
-    if (!isWinAlive(lyricWin)) return;
+    const mainWin = mainWindow.getWin();
+    if (!isWinAlive(lyricWin) || !isWinAlive(mainWin)) return;
     lyricWin.hide();
     mainWin?.webContents.send("closeDesktopLyric");
   });
 
   // 锁定/解锁桌面歌词
   ipcMain.on("toogleDesktopLyricLock", (_, isLock: boolean, isTemp: boolean = false) => {
-    if (!isWinAlive(lyricWin)) return;
+    const mainWin = mainWindow.getWin();
+    if (!isWinAlive(lyricWin) || !isWinAlive(mainWin)) return;
     // 是否穿透
     if (isLock) {
       lyricWin.setIgnoreMouseEvents(true, { forward: true });
diff --git a/electron/main/ipc/ipc-shortcut.ts b/electron/main/ipc/ipc-shortcut.ts
index 439dcfd..420744d 100644
--- a/electron/main/ipc/ipc-shortcut.ts
+++ b/electron/main/ipc/ipc-shortcut.ts
@@ -7,13 +7,12 @@ import mainWindow from "../windows/main-window";
  * @returns void
  */
 const initShortcutIpc = (): void => {
-  const mainWin = mainWindow.getWin();
-
   // 快捷键是否被注册
   ipcMain.handle("is-shortcut-registered", (_, shortcut: string) => isShortcutRegistered(shortcut));
 
   // 注册快捷键
   ipcMain.handle("register-all-shortcut", (_, allShortcuts: any): string[] | false => {
+    const mainWin = mainWindow.getWin();
     if (!mainWin || !allShortcuts) return false;
     // 卸载所有快捷键
     unregisterShortcuts();
diff --git a/electron/main/ipc/ipc-system.ts b/electron/main/ipc/ipc-system.ts
index 571dea5..15d25b9 100644
--- a/electron/main/ipc/ipc-system.ts
+++ b/electron/main/ipc/ipc-system.ts
@@ -1,4 +1,4 @@
-import { ipcMain, net, powerSaveBlocker, session } from "electron";
+import { app, ipcMain, net, powerSaveBlocker, session } from "electron";
 import { ipcLog } from "../logger";
 import { getFonts } from "font-list";
 import { useStore } from "../store";
@@ -10,7 +10,6 @@ import mainWindow from "../windows/main-window";
  */
 const initSystemIpc = (): void => {
   const store = useStore();
-  const mainWin = mainWindow.getWin();
 
   /** 阻止系统息屏 ID */
   let preventId: number | null = null;
@@ -28,6 +27,11 @@ const initSystemIpc = (): void => {
     }
   });
 
+  // 退出应用
+  ipcMain.on("quit-app", () => {
+    app.exit();
+  });
+
   // 获取系统全部字体
   ipcMain.handle("get-all-fonts", async () => {
     try {
@@ -41,13 +45,18 @@ const initSystemIpc = (): void => {
 
   // 取消代理
   ipcMain.on("remove-proxy", () => {
+    const mainWin = mainWindow.getWin();
     store.set("proxy", "");
-    mainWin?.webContents.session.setProxy({ proxyRules: "" });
+    if (mainWin) {
+      mainWin?.webContents.session.setProxy({ proxyRules: "" });
+    }
     ipcLog.info("✅ Remove proxy successfully");
   });
 
   // 配置网络代理
   ipcMain.on("set-proxy", (_, config) => {
+    const mainWin = mainWindow.getWin();
+    if (!mainWin) return;
     const proxyRules = `${config.protocol}://${config.server}:${config.port}`;
     store.set("proxy", proxyRules);
     mainWin?.webContents.session.setProxy({ proxyRules });
diff --git a/electron/main/ipc/ipc-tray.ts b/electron/main/ipc/ipc-tray.ts
index 55c3627..dcad051 100644
--- a/electron/main/ipc/ipc-tray.ts
+++ b/electron/main/ipc/ipc-tray.ts
@@ -7,12 +7,13 @@ import lyricWindow from "../windows/lyric-window";
  */
 const initTrayIpc = (): void => {
   const tray = getMainTray();
-  const lyricWin = lyricWindow.getWin();
 
   // 音乐播放状态更改
   ipcMain.on("play-status-change", (_, playStatus: boolean) => {
+    const lyricWin = lyricWindow.getWin();
     tray?.setPlayState(playStatus ? "play" : "pause");
-    lyricWin?.webContents.send("play-status-change", playStatus);
+    if (!lyricWin) return;
+    lyricWin.webContents.send("play-status-change", playStatus);
   });
 
   // 音乐名称更改
diff --git a/electron/main/ipc/ipc-update.ts b/electron/main/ipc/ipc-update.ts
index cd7b1bd..c74d2a6 100644
--- a/electron/main/ipc/ipc-update.ts
+++ b/electron/main/ipc/ipc-update.ts
@@ -3,10 +3,12 @@ import { checkUpdate, startDownloadUpdate } from "../update";
 import mainWindow from "../windows/main-window";
 
 const initUpdateIpc = () => {
-  const mainWin = mainWindow.getWin();
-
   // 检查更新
-  ipcMain.on("check-update", (_event, showTip) => checkUpdate(mainWin!, showTip));
+  ipcMain.on("check-update", (_event, showTip) => {
+    const mainWin = mainWindow.getWin();
+    if (!mainWin) return;
+    checkUpdate(mainWin, showTip);
+  });
 
   // 开始下载更新
   ipcMain.on("start-download-update", () => startDownloadUpdate());
diff --git a/electron/main/ipc/ipc-window.ts b/electron/main/ipc/ipc-window.ts
index e4467fb..7b8dfdd 100644
--- a/electron/main/ipc/ipc-window.ts
+++ b/electron/main/ipc/ipc-window.ts
@@ -11,22 +11,24 @@ import loginWindow from "../windows/login-window";
  * @returns void
  */
 const initWindowsIpc = (): void => {
-  // 相关窗口
-  const mainWin = mainWindow.getWin();
-  const loadWin = loadWindow.getWin();
   // store
   const store = useStore();
 
   // 当前窗口状态
   ipcMain.on("win-state", (event) => {
+    const mainWin = mainWindow.getWin();
+    if (!mainWin) return;
     event.returnValue = mainWin?.isMaximized();
   });
 
   // 加载完成
   ipcMain.on("win-loaded", () => {
+    const loadWin = loadWindow.getWin();
+    const mainWin = mainWindow.getWin();
     if (loadWin && !loadWin.isDestroyed()) loadWin.destroy();
     const isMaximized = store.get("window")?.maximized;
     if (isMaximized) mainWin?.maximize();
+    if (!mainWin) return;
     mainWin?.show();
     mainWin?.focus();
     // 解决窗口不立即显示
@@ -45,34 +47,37 @@ const initWindowsIpc = (): void => {
 
   // 最小化
   ipcMain.on("win-min", (event) => {
+    const mainWin = mainWindow.getWin();
+    if (!mainWin) return;
     event.preventDefault();
     mainWin?.minimize();
   });
 
   // 最大化
   ipcMain.on("win-max", () => {
+    const mainWin = mainWindow.getWin();
+    if (!mainWin) return;
     mainWin?.maximize();
   });
 
   // 还原
   ipcMain.on("win-restore", () => {
+    const mainWin = mainWindow.getWin();
+    if (!mainWin) return;
     mainWin?.restore();
   });
 
-  // 关闭
-  ipcMain.on("win-close", (event) => {
-    event.preventDefault();
-    mainWin?.close();
-    app.quit();
-  });
-
   // 隐藏
   ipcMain.on("win-hide", () => {
+    const mainWin = mainWindow.getWin();
+    if (!mainWin) return;
     mainWin?.hide();
   });
 
   // 显示
   ipcMain.on("win-show", () => {
+    const mainWin = mainWindow.getWin();
+    if (!mainWin) return;
     mainWin?.show();
     mainWin?.focus();
   });
@@ -85,11 +90,15 @@ const initWindowsIpc = (): void => {
 
   // 向主窗口发送事件
   ipcMain.on("send-to-mainWin", (_, eventName, ...args) => {
-    mainWin?.webContents.send(eventName, ...args);
+    const mainWin = mainWindow.getWin();
+    if (!mainWin || mainWin.isDestroyed() || mainWin.webContents.isDestroyed()) return;
+    mainWin.webContents.send(eventName, ...args);
   });
 
   // 显示进度
   ipcMain.on("set-bar", (_event, val: number | "none" | "indeterminate" | "error" | "paused") => {
+    const mainWin = mainWindow.getWin();
+    if (!mainWin) return;
     switch (val) {
       case "none":
         mainWin?.setProgressBar(-1);
@@ -115,6 +124,8 @@ const initWindowsIpc = (): void => {
 
   // 开启控制台
   ipcMain.on("open-dev-tools", () => {
+    const mainWin = mainWindow.getWin();
+    if (!mainWin) return;
     mainWin?.webContents.openDevTools({
       title: "SPlayer DevTools",
       mode: isDev ? "right" : "detach",
@@ -122,10 +133,16 @@ const initWindowsIpc = (): void => {
   });
 
   // 开启登录窗口
-  ipcMain.on("open-login-web", () => loginWindow.create(mainWin!));
+  ipcMain.on("open-login-web", () => {
+    const mainWin = mainWindow.getWin();
+    if (!mainWin) return;
+    loginWindow.create(mainWin);
+  });
 
   // 开启设置
   ipcMain.on("open-setting", (_, type) => {
+    const mainWin = mainWindow.getWin();
+    if (!mainWin) return;
     mainWin?.show();
     mainWin?.focus();
     mainWin?.webContents.send("openSetting", type);
diff --git a/electron/main/windows/lyric-window.ts b/electron/main/windows/lyric-window.ts
index c24f76e..bb93665 100644
--- a/electron/main/windows/lyric-window.ts
+++ b/electron/main/windows/lyric-window.ts
@@ -28,9 +28,11 @@ class LyricWindow {
     });
     // 歌词窗口关闭
     this.win?.on("close", () => {
+      this.win = null;
       const mainWin = mainWindow?.getWin();
-      if (!mainWin || mainWin.isDestroyed() || mainWin.webContents.isDestroyed()) return;
-      mainWin?.webContents.send("closeDesktopLyric");
+      if (mainWin) {
+        mainWin?.webContents.send("closeDesktopLyric");
+      }
     });
   }
   /**
@@ -79,7 +81,8 @@ class LyricWindow {
    * @returns BrowserWindow | null
    */
   getWin(): BrowserWindow | null {
-    return this.win;
+    if (this.win && !this.win?.isDestroyed()) return this.win;
+    return null;
   }
 }
 
diff --git a/electron/main/windows/main-window.ts b/electron/main/windows/main-window.ts
index a9ac8ce..67945d8 100644
--- a/electron/main/windows/main-window.ts
+++ b/electron/main/windows/main-window.ts
@@ -81,6 +81,13 @@ class MainWindow {
         this.saveBounds();
       });
     }
+    // 窗口关闭
+    this.win?.on("close", (event) => {
+      event.preventDefault();
+      this.win?.show();
+      this.win?.focus();
+      this.win?.webContents.send("win-will-close");
+    });
   }
   /**
    * 创建窗口
@@ -110,7 +117,10 @@ class MainWindow {
    * @returns BrowserWindow | null
    */
   getWin(): BrowserWindow | null {
-    return this.win;
+    if (this.win && !this.win.isDestroyed()) {
+      return this.win;
+    }
+    return null;
   }
   /**
    * 显示主窗口
diff --git a/src/components/Layout/Nav.vue b/src/components/Layout/Nav.vue
index 6086897..fd2be63 100644
--- a/src/components/Layout/Nav.vue
+++ b/src/components/Layout/Nav.vue
@@ -124,7 +124,7 @@ const hideOrClose = (action: "hide" | "exit") => {
     settingStore.closeAppMethod = action;
   }
   showCloseModal.value = false;
-  window.electron.ipcRenderer.send(action === "hide" ? "win-hide" : "win-close");
+  window.electron.ipcRenderer.send(action === "hide" ? "win-hide" : "quit-app");
 };
 
 // 尝试关闭软件
@@ -203,6 +203,9 @@ onMounted(() => {
     window.electron.ipcRenderer.on("win-state-change", (_event, value: boolean) => {
       isMax.value = value;
     });
+    window.electron.ipcRenderer.on("win-will-close", () => {
+      tryClose();
+    });
   }
 });
 </script>
diff --git a/src/components/Modal/UserAgreement.vue b/src/components/Modal/UserAgreement.vue
index 4f0e73d..a4b6607 100644
--- a/src/components/Modal/UserAgreement.vue
+++ b/src/components/Modal/UserAgreement.vue
@@ -130,7 +130,7 @@ const isReadOver = useElementVisibility(readOverRef);
 
 // 关闭软件
 const closeApp = () => {
-  window.electron.ipcRenderer.send("win-close");
+  window.electron.ipcRenderer.send("quit-app");
 };
 </script>
 
diff --git a/src/views/List/liked.vue b/src/views/List/liked.vue
index a9531f6..28f4c59 100644
--- a/src/views/List/liked.vue
+++ b/src/views/List/liked.vue
@@ -175,7 +175,7 @@ import { playlistDetail, playlistAllSongs } from "@/api/playlist";
 import { formatCoverList, formatSongsList } from "@/utils/format";
 import { coverLoaded, formatNumber, fuzzySearch, renderIcon } from "@/utils/helper";
 import { renderToolbar } from "@/utils/meta";
-import { debounce, isObject } from "lodash-es";
+import { debounce, isObject, uniqBy } from "lodash-es";
 import { useDataStore, useStatusStore } from "@/stores";
 import { openBatchList, openUpdatePlaylist } from "@/utils/modal";
 import { formatTimestamp } from "@/utils/time";
@@ -302,7 +302,8 @@ const getPlaylistData = async (id: number, getList: boolean, refresh: boolean) =
   if (isLogin() === 1 && (playlistDetailData.value?.count as number) < 800) {
     const ids: number[] = detail.privileges.map((song: any) => song.id as number);
     const result = await songDetail(ids);
-    playlistData.value = formatSongsList(result.songs);
+    // 直接批量详情返回时也进行一次按 id 去重
+    playlistData.value = uniqBy(formatSongsList(result.songs), "id");
   } else {
     await getPlaylistAllSongs(id, playlistDetailData.value.count || 0, refresh);
   }
@@ -317,7 +318,8 @@ const loadLikedCache = () => {
     playlistDetailData.value = dataStore.likeSongsList.detail;
   }
   if (dataStore.likeSongsList.data.length) {
-    playlistData.value = dataStore.likeSongsList.data;
+    // 去重缓存中的歌曲，避免重复展示与后续重复拼接
+    playlistData.value = uniqBy(dataStore.likeSongsList.data, "id");
   }
 };
 
@@ -339,11 +341,13 @@ const getPlaylistAllSongs = async (
     const result = await playlistAllSongs(id, limit, offset);
     const songData = formatSongsList(result.songs);
     listData.push(...songData);
-    if (!refresh) playlistData.value = playlistData.value.concat(songData);
+    // 非刷新模式下，增量拼接时进行去重，避免与缓存或上一页数据重复
+    if (!refresh) playlistData.value = uniqBy([...playlistData.value, ...songData], "id");
     // 更新数据
     offset += limit;
   } while (offset < count && isLikedPage.value);
-  if (refresh) playlistData.value = listData;
+  // 刷新模式下，统一以最终聚合数据为准，并进行去重
+  if (refresh) playlistData.value = uniqBy(listData, "id");
   // 关闭加载
   loadingMsgShow(false);
 };