diff --git a/How-to-use-the-4G-extension.md b/How-to-use-the-4G-extension.md
index e4d8947..8244fd3 100644
--- a/How-to-use-the-4G-extension.md
+++ b/How-to-use-the-4G-extension.md
@@ -1,4 +1,4 @@
-4G extension in uConsole is power down by default
+4G extension on the uConsole is power down by default
 
 ## First we need to power on the 4G extension