diff --git a/MCU/MCU_REAL_FINAL/menu.c b/MCU/MCU_REAL_FINAL/menu.c
index 3a9a366..d9c81e3 100644
--- a/MCU/MCU_REAL_FINAL/menu.c
+++ b/MCU/MCU_REAL_FINAL/menu.c
@@ -105,13 +105,13 @@ void m_block(struct _menu* this)
       drawBLOCKSCORE();
       blockInit();
     }
-  //重置
+  //返回
   if(opr == confirm)
     {
       opr = idle;
+			clear();
       blockDestroy();
       NOW = &M_MAINMENU;
-      clear();
       return;
     }
   if(opr == left)
@@ -185,7 +185,7 @@ void m_about(struct _menu* this)
       NOW = &M_MAINMENU;				//转向下一菜单
       clear();
 			//若满足隐藏条件，清空排行榜
-      if(local[2] >= 10 && local[3] >= 10)
+      if(local[2] >= 30 && local[3] >= 30)
         {
           IapProgramByte(IAP_ADDRESS + 0, 0);
           IapProgramByte(IAP_ADDRESS + 1, 0);