--- a/driver-win.rst	Mon Feb 08 12:34:03 2010 +0200
+++ b/driver-win.rst	Tue Feb 09 10:41:47 2010 +0200
@@ -113,6 +113,11 @@
   http://msdn.microsoft.com/en-us/library/ms791134.aspx
                 System-Supplied Device Setup Classes
 
+* How list drivers?
+
+Set environment devmgr_show_nonpresent_devices to 1 and run Device Manager,
+select "View" --> "Show hidden devices".
+
 * How install drivers?
 
 Driver Install Frameworks (DIFx) tools allow installing driver under following
@@ -131,4 +136,8 @@
 
   http://www.microsoft.com/whdc/driver/install/DIFxFAQ.mspx
                 Information about Driver Install Frameworks Tools
+  http://msdn.microsoft.com/ru-ru/magazine/cc302206%28en-us%29.aspx
+                If you update any drivers in Device Manager
+                %windir%\system32\ReinstallBackups folder is created with
+                backups of the old drivers.