diff --git a/Software/Applications/VSCode/VSCode_ARM_CortexM_开发.md b/Software/Applications/VSCode/VSCode_ARM_CortexM_开发.md
index 0e35498..aff6c08 100644
--- a/Software/Applications/VSCode/VSCode_ARM_CortexM_开发.md
+++ b/Software/Applications/VSCode/VSCode_ARM_CortexM_开发.md
@@ -179,6 +179,12 @@ The top level of the YAML file is a dictionary. The keys in the top-level dictio
 
 EIDE 中的 debug.pyocd.yaml 属于项目级的配置文件。
 
+PyOCD 安装了 CMSIS Pack Manager，其位置在用户目录下
+
+```bash
+C:\Users\<User Name>\AppData\Local\cmsis-pack-manager\cmsis-pack-manager
+```
+
 ### 3.3 PyOCD 常用命令
 
 ```bash