diff --git a/docs/tutorial-basics/rk3399sw799.md b/docs/tutorial-basics/rk3399sw799.md
index 0292139..f651e7b 100644
--- a/docs/tutorial-basics/rk3399sw799.md
+++ b/docs/tutorial-basics/rk3399sw799.md
@@ -119,8 +119,20 @@ sidebar_position: 5
 ## 五、常见问题解答
 
 
-
-
+### 1.这个盒子可以刷其它系统
+
+以下是搜集到的可以刷机的固件：
+- 海纳思系统
+- openwrt系统
+- armbian系统
+- 萤火ubuntu系统
+
+https://files.kos.org.cn/rockchip/fine3399/  
+
+https://github.com/QXY716/Fine3399-rk3399-armbian/releases
+
+
+### 2.刷海纳思系统的注意事项