diff --git a/apps/ai-game-creator-shell/src-tauri/src/commands.rs b/apps/ai-game-creator-shell/src-tauri/src/commands.rs
index 2f564e863..e7e86ac1a 100644
--- a/apps/ai-game-creator-shell/src-tauri/src/commands.rs
+++ b/apps/ai-game-creator-shell/src-tauri/src/commands.rs
@@ -2037,7 +2037,10 @@ fn persist_game_creator_app_config(
     let path = writable_game_creator_config_path()?;
     let content = serialize_game_creator_app_config_for_renderer_write(&config)?;
     write_game_creator_config_atomically(&path, &format!("{content}\n"))?;
-    game_creator_app_config_view(load_game_creator_app_config()?)
+    // `config` is already normalized and is exactly what was persisted.
+    // Avoid reloading it here: a reload repeats the Windows private-path and
+    // ACL checks and made saving the settings panel appear to hang.
+    game_creator_app_config_view(config)
 }
 
 #[tauri::command]
diff --git a/apps/ai-game-creator-shell/src-tauri/src/config.rs b/apps/ai-game-creator-shell/src-tauri/src/config.rs
index 8fbfff37b..973ef6b67 100644
--- a/apps/ai-game-creator-shell/src-tauri/src/config.rs
+++ b/apps/ai-game-creator-shell/src-tauri/src/config.rs
@@ -3272,9 +3272,10 @@ pub(crate) fn configure_game_creator_runtime_config_dir(
     Ok(())
 }
 
-/// Validates a persisted AGC config file without following links. Existing
-/// regular files are tightened through the same Windows owner/DACL gate used
-/// by credential files before any read is allowed.
+/// Validates a persisted AGC config file without following links.
+///
+/// Reading configuration must remain read-only. ACL hardening is performed
+/// when the file is created or replaced, not on every settings-panel read.
 fn validate_game_creator_config_file_entry(path: &Path) -> Result<bool, String> {
     #[cfg(windows)]
     validate_game_creator_private_path_ancestors_with_auto_elevation(path, "客户端配置文件")?;
@@ -3293,8 +3294,6 @@ fn validate_game_creator_config_file_entry(path: &Path) -> Result<bool, String>
     if metadata.file_type().is_symlink() || !metadata.is_file() {
         return Err("客户端配置文件必须是普通文件，不能是链接或其他对象".to_string());
     }
-    #[cfg(windows)]
-    secure_windows_game_creator_path_for_current_user_with_auto_elevation(path, false, true)?;
     Ok(true)
 }
 
diff --git a/apps/ai-game-creator-shell/src/features/runtime-config/RuntimeConfigDialog.tsx b/apps/ai-game-creator-shell/src/features/runtime-config/RuntimeConfigDialog.tsx
index b88d59449..cb90f50db 100644
--- a/apps/ai-game-creator-shell/src/features/runtime-config/RuntimeConfigDialog.tsx
+++ b/apps/ai-game-creator-shell/src/features/runtime-config/RuntimeConfigDialog.tsx
@@ -470,6 +470,7 @@ export function RuntimeConfigDialog({
     }));
   }
 
+  // 常用设置仅调整运行参数，读写时无需外部诊断，避免进程探测拖慢页面加载和保存反馈。
   async function readRuntimeConfig() {
     if (runtimeConfigBusyRef.current) {
       return;
@@ -494,15 +495,6 @@ export function RuntimeConfigDialog({
       );
       setRuntimeConfigDraft(config);
       setRuntimeConfigStatus(`已读取：${result.path}`);
-      try {
-        const status = await invoke<GameCreatorLlmConfigStatus>(
-          'check_game_creator_llm_config',
-        );
-        setEffectiveLlmConfigStatus(status);
-      } catch {
-        // Older test fixtures and non-Tauri previews may not expose the
-        // diagnostic command; the config read itself remains usable.
-      }
       onLog?.('runtime_config.read');
     } catch (error) {
       setRuntimeConfigStatus(
@@ -551,15 +543,6 @@ export function RuntimeConfigDialog({
       );
       setRuntimeConfigDraft(savedConfig);
       setRuntimeConfigStatus(`已保存：${result.path}`);
-      try {
-        const status = await invoke<GameCreatorLlmConfigStatus>(
-          'check_game_creator_llm_config',
-        );
-        setEffectiveLlmConfigStatus(status);
-      } catch {
-        // Keep the last safe status when the optional diagnostic refresh is
-        // unavailable in a preview or test fixture.
-      }
       setRuntimeConfigToast({
         tone: 'success',
         message: '保存成功，新的运行时配置已生效',