diff --git a/apps/terminal/models/applet/applet.py b/apps/terminal/models/applet/applet.py
index e9fdc1b9d..ef8eca8bc 100644
--- a/apps/terminal/models/applet/applet.py
+++ b/apps/terminal/models/applet/applet.py
@@ -194,7 +194,7 @@ class Applet(JMSBaseModel):
         host = self.select_host(user)
         if not host:
             return None
-        host_concurrent = str(host.deploy_options.get('RDS_fSingleSessionPerUser', 0)) == '1'
+        host_concurrent = str(host.deploy_options.get('RDS_fSingleSessionPerUser', 0)) == '0'
         can_concurrent = (self.can_concurrent or self.type == 'web') and host_concurrent
 
         accounts = host.accounts.all().filter(is_active=True, privileged=False)
diff --git a/apps/terminal/serializers/applet_host.py b/apps/terminal/serializers/applet_host.py
index f866d6213..392b2e2e3 100644
--- a/apps/terminal/serializers/applet_host.py
+++ b/apps/terminal/serializers/applet_host.py
@@ -24,6 +24,10 @@ class DeployOptionsSerializer(serializers.Serializer):
         (4, _('Per Session')),
         (2, _('Per Device')),
     )
+
+    # 单用户单会话，
+    # 默认值为1，表示启用状态（组策略默认值），此时单用户只能有一个会话连接
+    # 如果改为 0 ，表示禁用状态，此时可以单用户多会话连接
     SESSION_PER_USER = (
         (0, _("Disabled")),
         (1, _("Enabled")),