diff --git a/installmedia/README.md b/installmedia/README.md
index 26ab539..b14417d 100644
--- a/installmedia/README.md
+++ b/installmedia/README.md
@@ -11,3 +11,8 @@ sda2: NTFS,  Label: INSTALL
       - Alle Dateien der .ISO Datei
 ```
 ### Autounattend
+
+Dateiname notautounattend.xml statt autounattend.xml:
+Windows Setup will not process the notautounattend.xml file automatically. Instead, you need to run a command such as 
+```setup.exe /Unattend:D:\notautounattend.xml```
+This is useful to prevent Windows Setup from inadvertently wiping your hard drive, and lets you specify additional parameters such as ```/NoReboot```