diff --git a/src/App.vue b/src/App.vue
index c557bd93..262ea9b9 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -119,6 +119,7 @@
       :error="installedError"
       :active-origin="activeInstalledOrigin"
       :store-filter="storeFilter"
+      :apm-available="apmAvailable"
       @close="closeInstalledModal"
       @refresh="refreshInstalledApps"
       @uninstall="uninstallInstalledApp"
@@ -885,6 +886,10 @@ const upgradeSelectedApps = async () => {
 
 const openInstalledModal = () => {
   showInstalledModal.value = true;
+  // 如果没有 APM 可用，默认切换到 Spark 应用管理
+  if (!apmAvailable.value && activeInstalledOrigin.value === "apm") {
+    activeInstalledOrigin.value = "spark";
+  }
   refreshInstalledApps();
 };
 
diff --git a/src/components/AppSidebar.vue b/src/components/AppSidebar.vue
index 7e4347ca..5ace5b57 100644
--- a/src/components/AppSidebar.vue
+++ b/src/components/AppSidebar.vue
@@ -89,7 +89,7 @@
 
     <div class="border-t border-slate-200 pt-4 dark:border-slate-800">
       <button
-        v-if="apmAvailable && storeFilter !== 'spark'"
+        v-if="storeFilter !== 'spark'"
         type="button"
         class="flex w-full items-center gap-3 rounded-2xl border border-transparent px-4 py-3 text-left text-sm font-medium text-slate-600 transition hover:border-brand/30 hover:bg-brand/5 hover:text-brand focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-brand/40 dark:text-slate-300 dark:hover:bg-slate-800"
         @click="$emit('list')"
diff --git a/src/components/InstalledAppsModal.vue b/src/components/InstalledAppsModal.vue
index df6719b0..8beae29c 100644
--- a/src/components/InstalledAppsModal.vue
+++ b/src/components/InstalledAppsModal.vue
@@ -39,6 +39,7 @@
                     ? 'bg-brand/10 text-brand dark:bg-brand/15'
                     : 'text-slate-500 hover:text-slate-700 dark:text-slate-400 dark:hover:text-slate-200'
                 "
+                :disabled="!apmAvailable"
                 @click="$emit('switch-origin', 'apm')"
               >
                 APM 软件
@@ -183,6 +184,7 @@ defineProps<{
   error: string;
   activeOrigin: "apm" | "spark";
   storeFilter: "spark" | "apm" | "both";
+  apmAvailable: boolean;
 }>();
 
 defineEmits<{