diff --git a/readme.md b/readme.md
index 7bf8836..c7542ed 100644
--- a/readme.md
+++ b/readme.md
@@ -172,6 +172,7 @@ unzip archive_name.zip
 ```
 rm my_useless_file
 ```
+IMPORTANT: The rm command deletes my_useless_file permanently, which is equivalent to move my_useless_file to Recycle Bin and hit Empty Recycle Bin.
 
 ## <a id="removefolder"></a>remove a folder