diff --git a/Quality-Assurance-(QA).md b/Quality-Assurance-(QA).md
index 6c4b026..6857240 100644
--- a/Quality-Assurance-(QA).md
+++ b/Quality-Assurance-(QA).md
@@ -115,6 +115,10 @@
 - If the session was started with /smart-sizing and you enter fullscreen mode via Ctrl+Alt+Enter the session is expected to get scaled to the fullscreen dimensions.
 - If you leave fullscreen mode again the window should resize to the dimension it had before switching to fullscreen.
 
+**Inital fullscreen-scaling**
+- if /f is specified in combination with /smart-sizing:WxH we run the session in the /smart-sizing dimensions scaled to full screen
+- Example xfreerdp /v:servername /f /smart-sizing:320x200  This should create a 320x200 rdp session scaled to your full screen dimensions
+
 ***
 
 # Virtual Channels