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@@ -43,6 +43,7 @@ Lessons description:
 - Lesson 37: Investigate ways how to add `acpiview` command functionality to your shell
 - Lesson 38: Create and use your custom protocol. `InstallMultipleProtocolInterfaces` and `UninstallMultipleProtocolInterfaces` functions
 - Lesson 39: Create a driver that adds hot key functionality with a help of `RegisterKeyNotify`/`UnregisterKeyNotify` functions
+- Lesson 40: `Key####` NVRAM variables
 
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