diff --git a/app/api/endpoints/plugin.py b/app/api/endpoints/plugin.py
index 5af5195c..d47a4591 100644
--- a/app/api/endpoints/plugin.py
+++ b/app/api/endpoints/plugin.py
@@ -108,13 +108,19 @@ def install(plugin_id: str,
     """
     # 已安装插件
     install_plugins = SystemConfigOper().get(SystemConfigKey.UserInstalledPlugins) or []
-    # 如果是非本地括件，或者强制安装时，则需要下载安装
-    if repo_url and (force or plugin_id not in PluginManager().get_plugin_ids()):
-        # 下载安装
-        state, msg = PluginHelper().install(pid=plugin_id, repo_url=repo_url)
-        if not state:
-            # 安装失败
-            return schemas.Response(success=False, message=msg)
+    # 首先检查插件是否已经存在，并且是否强制安装，否则只进行安装统计
+    if not force and plugin_id in PluginManager().get_plugin_ids():
+        PluginHelper().install_reg(pid=plugin_id)
+    else:
+        # 插件不存在或需要强制安装，下载安装并注册插件
+        if repo_url:
+            state, msg = PluginHelper().install(pid=plugin_id, repo_url=repo_url)
+            # 安装失败则直接响应
+            if not state:
+                return schemas.Response(success=False, message=msg)
+        else:
+            # repo_url 为空时，也直接响应
+            return schemas.Response(success=False, message="没有传入仓库地址，无法正确安装插件，请检查配置")
     # 安装插件
     if plugin_id not in install_plugins:
         install_plugins.append(plugin_id)
diff --git a/app/core/plugin.py b/app/core/plugin.py
index abcf5ec0..ac352e3e 100644
--- a/app/core/plugin.py
+++ b/app/core/plugin.py
@@ -1,5 +1,6 @@
 import concurrent
 import concurrent.futures
+import importlib.util
 import inspect
 import threading
 import time
@@ -220,8 +221,6 @@ class PluginManager(metaclass=Singleton):
             # 清空指定插件
             if pid in self._running_plugins:
                 self._running_plugins.pop(pid)
-            if pid in self._plugins:
-                self._plugins.pop(pid)
         else:
             # 清空
             self._plugins = {}
@@ -748,10 +747,18 @@ class PluginManager(metaclass=Singleton):
     @staticmethod
     def is_plugin_exists(pid: str) -> bool:
         """
-        判断插件是否在本地文件系统存在
+        判断插件是否在本地包中存在
         :param pid: 插件ID
         """
         if not pid:
             return False
-        plugin_dir = settings.ROOT_PATH / "app" / "plugins" / pid.lower()
-        return plugin_dir.exists()
+        try:
+            # 构建包名
+            package_name = f"app.plugins.{pid.lower()}"
+            # 检查包是否存在
+            package_exists = importlib.util.find_spec(package_name) is not None
+            logger.debug(f"{pid} exists: {package_exists}")
+            return package_exists
+        except Exception as e:
+            logger.debug(f"获取插件是否在本地包中存在失败，{e}")
+            return False