diff --git a/hello b/hello
index 1d7b657..8e18428 100755
Binary files a/hello and b/hello differ
diff --git a/hello.c b/hello.c
index bb59181..a7a8285 100644
--- a/hello.c
+++ b/hello.c
@@ -162,7 +162,10 @@ static void redraw(void)
         meow_ui_flush();
         return;
     }
-    meow_ui_clear(th->bg);
+    /* inset：只清「状态栏之下」内容区（top sb px 保留给系统状态栏——由 launcher 进程叠加绘制；
+     * App 进程不渲染状态栏、也不冲掉它）。非全屏时 App 内容只在 y>=sb。 */
+    if (sb > 0) meow_ui_fill_rect(0, sb, 480, 720 - sb, th->bg);
+    else        meow_ui_clear(th->bg);
     meow_ui_text_center(240, sb + 8, "MEOWOS HELLO", 28, th->fg);
     meow_ui_text_center(240, sb + 38, "SDK: meow_ui.a", 20, th->dim);
     meow_widget_draw(g_btn);