diff --git a/en/device-dev/Readme-EN.md b/en/device-dev/Readme-EN.md
index 048e956eb631431d1806199f7bb5f106f9034f76..09d4af6ebf56653027512d19c644711a90f7b2df 100644
--- a/en/device-dev/Readme-EN.md
+++ b/en/device-dev/Readme-EN.md
@@ -40,7 +40,6 @@
   - [AI Framework](subsystems/subsys-ai-aiframework-devguide.md)	
   - [Data Management](subsystems/subsys-data-relational-database-overview.md)
   - [Sensor](subsystems/subsys-sensor-overview.md)
-  - [USB](subsystems/subsys-usbservice-overview.md)
   - [Application Framework](subsystems/subsys-application-framework-overview.md)
   - [OTA Update](subsystems/subsys-ota-guide.md)
   - [Telephony](subsystems/subsys-tel-overview.md)
diff --git a/en/device-dev/website.md b/en/device-dev/website.md
index ea70ddb256ecf8b273da770317aac926fbb5fd6f..0880175f99c9a1a61b30f2ce181358ae22284c92 100644
--- a/en/device-dev/website.md
+++ b/en/device-dev/website.md
@@ -178,6 +178,7 @@
          - [Exception Debugging](kernel/kernel-mini-memory-exception.md)
          - [Trace](kernel/kernel-mini-memory-trace.md)
          - [LMS](kernel/kernel-mini-memory-lms.md)
+         - [Shell](kernel/kernel-mini-debug-shell.md)
        - Appendix
          - [Kernel Coding Specification](kernel/kernel-mini-appx-code.md)
          - [Standard Libraries](kernel/kernel-mini-appx-lib.md)
@@ -426,10 +427,6 @@
      - [Sensor Overview](subsystems/subsys-sensor-overview.md)
      - [Sensor Usage Guidelines](subsystems/subsys-sensor-guide.md)
      - [Sensor Usage Example](subsystems/subsys-sensor-demo.md)
-  -  USB
-     - [USB Overview](subsystems/subsys-usbservice-overview.md)
-     - [USB Usage Guidelines](subsystems/subsys-usbservice-guide.md)
-     - [USB Usage Example](subsystems/subsys-usbservice-demo.md)
   -  Application Framework
      - [Overview](subsystems/subsys-application-framework-overview.md)
      - [Setting Up a Development Environment](subsystems/subsys-application-framework-envbuild.md)