diff --git a/NEWS b/NEWS
index 7d32c531..cb227154 100644
--- a/NEWS
+++ b/NEWS
@@ -22,6 +22,7 @@ Bugs corrected:
     * NameError: name 'mode' is not defined in case of interrupt shortly after starting the server mode #1175
     * Crash on startup: KeyError: 'hz_actual_raw' on Raspbian 9.1 #1170
     * Add missing mount-observe and system-observe interfaces #1179
+    * OS specific arguments should be documented and reported #1180
 
 Backward-incompatible changes:
 
diff --git a/docs/cmds.rst b/docs/cmds.rst
index 37fd2619..84916175 100644
--- a/docs/cmds.rst
+++ b/docs/cmds.rst
@@ -288,11 +288,11 @@ Command-Line Options
 
 .. option:: --hide-kernel-threads
 
-    hide kernel threads in process list
+    hide kernel threads in process list (not available on Windows)
 
 .. option:: --tree
 
-    display processes as a tree
+    display processes as a tree (Linux only)
 
 .. option:: -b, --byte
 
diff --git a/docs/man/glances.1 b/docs/man/glances.1
index 1adb7d87..916ea733 100644
--- a/docs/man/glances.1
+++ b/docs/man/glances.1
@@ -1,6 +1,6 @@
 .\" Man page generated from reStructuredText.
 .
-.TH "GLANCES" "1" "Oct 15, 2017" "3.0_DEV" "Glances"
+.TH "GLANCES" "1" "Nov 03, 2017" "3.0_DEV" "Glances"
 .SH NAME
 glances \- An eye on your system
 .
@@ -173,6 +173,11 @@ disable Wifi module
 .UNINDENT
 .INDENT 0.0
 .TP
+.B \-\-light, \-\-enable\-light
+light mode for Curses UI (disable all but top menu)
+.UNINDENT
+.INDENT 0.0
+.TP
 .B \-0, \-\-disable\-irix
 task\(aqs CPU usage will be divided by the total number of CPUs
 .UNINDENT
@@ -394,12 +399,12 @@ force short name for processes name
 .INDENT 0.0
 .TP
 .B \-\-hide\-kernel\-threads
-hide kernel threads in process list
+hide kernel threads in process list (not available on Windows)
 .UNINDENT
 .INDENT 0.0
 .TP
 .B \-\-tree
-display processes as a tree
+display processes as a tree (Linux only)
 .UNINDENT
 .INDENT 0.0
 .TP
diff --git a/glances/main.py b/glances/main.py
index 6afacb5b..38ef7c86 100644
--- a/glances/main.py
+++ b/glances/main.py
@@ -32,7 +32,6 @@ from glances.logger import logger
 
 
 class GlancesMain(object):
-
     """Main class to manage Glances instance."""
 
     # Default stats' refresh time is 3 seconds
@@ -254,10 +253,10 @@ Examples of use:
                             dest='process_short_name', help='force short name for processes name')
         if not WINDOWS:
             parser.add_argument('--hide-kernel-threads', action='store_true', default=False,
-                                dest='no_kernel_threads', help='hide kernel threads in process list')
+                                dest='no_kernel_threads', help='hide kernel threads in process list (not available on Windows)')
         if LINUX:
             parser.add_argument('--tree', action='store_true', default=False,
-                                dest='process_tree', help='display processes as a tree')
+                                dest='process_tree', help='display processes as a tree (Linux only)')
         parser.add_argument('-b', '--byte', action='store_true', default=False,
                             dest='byte', help='display network rate in byte per second')
         parser.add_argument('--diskio-show-ramfs', action='store_true', default=False,