Installing-MP-Gryphon.md

@@ -22,7 +22,11 @@ The Gryphon Python GUI works in tandem with the Monterey Phoenix V4 trace genera
         cd ~/Downloads
         chmod +x install_mp.bash
 
-1. Identify your operating system from the following table (See section Special Provisions, below, for version details):
+1. Identify the operating system you are using.  This information is needed for running the installer.  To do this:
+    * Open a command window.
+    * In the command window, type any of the following: `cat /etc/os-release` or `hostnamectl` or `lsb_release -a` and look for your operating system name and version number.
+
+1. Identify your operating system in the following table (See section Special Provisions, below, for version details):
 
     | Your OS | Use this |
     | --- | --- |