diff --git a/rt-thread-version/rt-thread-smart/application-note/sdl2/sdl2.md b/rt-thread-version/rt-thread-smart/application-note/sdl2/sdl2.md
index 437f026e0a2523093866ca966fd5453dfbabe3b1..f6cabcc0d1d68551552f4fbc6e0ba7e3a2a94e72 100644
--- a/rt-thread-version/rt-thread-smart/application-note/sdl2/sdl2.md
+++ b/rt-thread-version/rt-thread-smart/application-note/sdl2/sdl2.md
@@ -74,7 +74,7 @@ git clone https://gitee.com/rtthread/ART-Pi-smart.git
 
 - 需要用户自行通过下面网址下载 Linux 版本或 Windows 版本的工具链
 
-- 链接: https://pan.baidu.com/s/1p7PRhV3dTGIb7hxv34YWYw 提取码: ndxq 
+- 链接: https://pan.baidu.com/share/init?surl=p7PRhV3dTGIb7hxv34YWYw 提取码: ndxq 
 
 - 将下载的工具链，解压到指定的路径 tools/gnu_gcc 下面
 
diff --git a/rt-thread-version/rt-thread-standard/tutorial/kernel/kernel-video.md b/rt-thread-version/rt-thread-standard/tutorial/kernel/kernel-video.md
index 62f9a78ac2cf4656bc24c3607cba1b5fd6533a60..04b5d253ca6cd8a38ae720d65f24cb532c8e21fb 100644
--- a/rt-thread-version/rt-thread-standard/tutorial/kernel/kernel-video.md
+++ b/rt-thread-version/rt-thread-standard/tutorial/kernel/kernel-video.md
@@ -4,7 +4,7 @@
 
 内核视频教程基于内核示例讲解，观看视频之前请做好[内核示例代码准备](../kernel/preparations.md) 。
 
-内核视频教程百度网盘链接：[https://pan.baidu.com/s/19jvxfQlyfyp_PH9dt-6OAQ](https://pan.baidu.com/s/19jvxfQlyfyp_PH9dt-6OAQ)
+内核视频教程百度网盘链接：[https://pan.baidu.com/share/init?surl=9jvxfQlyfyp_PH9dt-6OAQ](https://pan.baidu.com/share/init?surl=9jvxfQlyfyp_PH9dt-6OAQ)
 
 提取码：i3xq