diff --git a/electron/main/backend/download-manager.ts b/electron/main/backend/install-manager.ts
similarity index 82%
rename from electron/main/backend/download-manager.ts
rename to electron/main/backend/install-manager.ts
index 3badfe31..356b393f 100644
--- a/electron/main/backend/download-manager.ts
+++ b/electron/main/backend/install-manager.ts
@@ -6,7 +6,7 @@ import pino from 'pino';
 
 const logger = pino({ 'name': 'download-manager' });
 
-type DownloadTask = {
+type InstallTask = {
   id: number;
   execCommand: string;
   execParams: string[];
@@ -14,7 +14,7 @@ type DownloadTask = {
   webContents: WebContents | null;
 };
 
-const tasks = new Map<number, DownloadTask>();
+const tasks = new Map<number, InstallTask>();
 
 let idle = true; // Indicates if the installation manager is idle
 
@@ -82,7 +82,7 @@ ipcMain.on('queue-install', async (event, download_json) => {
   }
   execParams.push('install', '-y', pkgname);
 
-  const task: DownloadTask = {
+  const task: InstallTask = {
     id,
     execCommand,
     execParams,
@@ -166,4 +166,38 @@ function processNextInQueue(index: number) {
     if (tasks.size > 0)
       processNextInQueue(0);
   });
-}
\ No newline at end of file
+}
+
+ipcMain.handle('check-installed', async (_event, pkgname: string) => {
+  if (!pkgname) {
+    logger.warn('check-installed missing pkgname');
+    return false;
+  }
+  let isInstalled = false;
+
+  logger.info(`检查应用是否已安装: ${pkgname}`);
+
+  let child = spawn('/usr/bin/apm', ['list', '--installed', pkgname], {
+    shell: true,
+    env: process.env
+  });
+
+  let output = '';
+  
+  child.stdout.on('data', (data) => {
+    output += data.toString();
+  });
+  
+  await new Promise<void>((resolve) => {
+    child.on('close', (code) => {
+      if (code === 0 && output.includes(pkgname)) {
+        isInstalled = true;
+        logger.info(`应用已安装: ${pkgname}`);
+      } else {
+        logger.info(`应用未安装: ${pkgname}`);
+      }
+      resolve();
+    });
+  });
+  return isInstalled;
+});
\ No newline at end of file
diff --git a/electron/main/index.ts b/electron/main/index.ts
index 0be3d0bb..b73d028d 100644
--- a/electron/main/index.ts
+++ b/electron/main/index.ts
@@ -10,7 +10,7 @@ if (!app.requestSingleInstanceLock()) {
 }
 
 import './handle-url-scheme.js'
-import './backend/download-manager.js'
+import './backend/install-manager.js'
 
 const require = createRequire(import.meta.url)
 const __dirname = path.dirname(fileURLToPath(import.meta.url))
diff --git a/src/App.vue b/src/App.vue
index b64d1b81..66d1ac36 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -11,8 +11,8 @@
       <AppGrid :apps="filteredApps" :loading="loading" @open-detail="openDetail" />
     </main>
 
-    <AppDetailModal :show="showModal" :app="currentApp" :screenshots="screenshots" @close="closeDetail"
-      @install="handleInstall" @open-preview="openScreenPreview" />
+    <AppDetailModal :show="showModal" :app="currentApp" :screenshots="screenshots" :isinstalled="currentAppIsInstalled" @close="closeDetail"
+      @install="handleInstall" @remove="handleRemove" @open-preview="openScreenPreview" />
 
     <ScreenPreview :show="showPreview" :screenshots="screenshots" :current-screen-index="currentScreenIndex"
       @close="closeScreenPreview" @prev="prevScreen" @next="nextScreen" />
@@ -40,7 +40,7 @@ import DownloadQueue from './components/DownloadQueue.vue';
 import DownloadDetail from './components/DownloadDetail.vue';
 import { APM_STORE_ARCHITECTURE, APM_STORE_BASE_URL, currentApp } from './global/storeConfig';
 import { downloads } from './global/downloadStatus';
-import { handleInstall, handleRetry } from './modeuls/processInstall';
+import { handleInstall, handleRetry, handleRemove } from './modeuls/processInstall';
 
 const logger = pino();
 
@@ -60,6 +60,7 @@ const showModal = ref(false);
 const showPreview = ref(false);
 const currentScreenIndex = ref(0);
 const screenshots = ref([]);
+const currentAppIsInstalled = ref(false);
 const loading = ref(true);
 const showDownloadDetailModal = ref(false);
 const currentDownload = ref(null);
@@ -127,6 +128,10 @@ const openDetail = (app) => {
   loadScreenshots(app);
   showModal.value = true;
 
+  // 检测本地是否已经安装了该应用
+  currentAppIsInstalled.value = false;
+  checkAppInstalled(app);
+
   // 确保模态框显示后滚动到顶部
   nextTick(() => {
     const modal = document.querySelector('.modal');
@@ -134,6 +139,12 @@ const openDetail = (app) => {
   });
 };
 
+const checkAppInstalled = (app) => { 
+  window.ipcRenderer.invoke('check-installed', app.Pkgname).then((isInstalled) => {
+    currentAppIsInstalled.value = isInstalled;
+  });
+};
+
 const loadScreenshots = (app) => {
   screenshots.value = [];
   for (let i = 1; i <= 5; i++) {
diff --git a/src/components/AppDetailModal.vue b/src/components/AppDetailModal.vue
index d36efdb4..98b66b9e 100644
--- a/src/components/AppDetailModal.vue
+++ b/src/components/AppDetailModal.vue
@@ -15,9 +15,12 @@
           </div>
         </div>
         <div class="modal-actions">
-          <button class="install-btn" @click="handleInstall">
+          <button v-if="!isinstalled" class="install-btn" @click="handleInstall">
             <i class="fas fa-download"></i> 安装
           </button>
+          <button v-else class="install-btn remove" @click="handelRemove">
+            <i class="fas fa-trash"></i> 卸载
+          </button>
           <button class="close-modal" @click="closeModal" aria-label="关闭">×</button>
         </div>
       </div>
@@ -95,10 +98,14 @@ const props = defineProps({
   screenshots: {
     type: Array,
     required: true
+  },
+  isinstalled: {
+    type: Boolean,
+    required: true 
   }
 });
 
-const emit = defineEmits(['close', 'install', 'open-preview']);
+const emit = defineEmits(['close', 'install', 'remove', 'open-preview']);
 
 const iconPath = computed(() => {
   return props.app ? `${APM_STORE_BASE_URL}/${APM_STORE_ARCHITECTURE}/${props.app._category}/${props.app.Pkgname}/icon.png` : '';
@@ -112,6 +119,10 @@ const handleInstall = () => {
   emit('install');
 };
 
+const handelRemove = () => {
+  emit('remove');
+};
+
 const openPreview = (index) => {
   emit('open-preview', index);
 };
@@ -119,4 +130,9 @@ const openPreview = (index) => {
 
 <style scoped>
 /* 该组件样式已在全局样式中定义 */
+.install-btn.remove {
+  border-color: rgb(231, 76, 60);
+  box-shadow: 0 4px 12px rgb(231, 76, 60);
+  background: linear-gradient(90deg, rgb(231, 76, 60), rgb(231, 76, 60));
+}
 </style>
diff --git a/src/modeuls/processInstall.ts b/src/modeuls/processInstall.ts
index adb16b78..d4fa4004 100644
--- a/src/modeuls/processInstall.ts
+++ b/src/modeuls/processInstall.ts
@@ -53,6 +53,11 @@ export const handleRetry = (download_: DownloadItem) => {
   window.ipcRenderer.send('queue-install', JSON.stringify(download_));
 };
 
+export const handleRemove = (download_: DownloadItem) => {
+  if (!currentApp.value?.Pkgname) return;
+  console.log('请求卸载: ', currentApp.value.Pkgname);
+}
+
 window.ipcRenderer.on('install-status', (_event, log: InstallLog) => {
     const downloadObj: any = downloads.value.find(d => d.id === log.id);
     downloadObj.status = log.message;
@@ -72,4 +77,4 @@ window.ipcRenderer.on('install-complete', (_event, log: DownloadResult) => {
     } else {
         downloadObj.status = 'failed';
     }
-});
\ No newline at end of file
+});