diff --git a/server/api_v1.py b/server/api_v1.py
index 8434a2e..06452cc 100644
--- a/server/api_v1.py
+++ b/server/api_v1.py
@@ -249,6 +249,11 @@ def send_message_api(workspace_id: str):
             "personalization_name": personalization_name,
             "workspace_id": ws.workspace_id,
         })
+        # 立即应用个性化偏好（确保禁用工具分类生效）
+        try:
+            terminal.apply_personalization_preferences(terminal.context_manager.custom_personalization_config)
+        except Exception as exc:
+            debug_log(f"[api_v1] 应用个性化失败: {exc}")
     except Exception as exc:
         return jsonify({"success": False, "error": f"自定义参数错误: {exc}"}), 400
 
diff --git a/server/context.py b/server/context.py
index 54f84d3..7593c52 100644
--- a/server/context.py
+++ b/server/context.py
@@ -216,6 +216,12 @@ def apply_conversation_overrides(terminal: WebTerminal, workspace, conversation_
                 terminal.context_manager.custom_personalization_config = None
         else:
             terminal.context_manager.custom_personalization_config = None
+
+        # 应用个性化偏好（含禁用工具分类）到当前终端
+        try:
+            terminal.apply_personalization_preferences(terminal.context_manager.custom_personalization_config)
+        except Exception as exc:
+            debug_log(f"[apply_overrides] 应用个性化失败: {exc}")
     except Exception as exc:
         debug_log(f"[apply_overrides] 读取对话元数据失败: {exc}")