diff --git a/README.md b/README.md
index 71d7416..c654bc7 100644
--- a/README.md
+++ b/README.md
@@ -19,12 +19,12 @@ Works on Windows Vista and above, x86 and x64
 **Recommended build environment**
 
 - Visual Studio 2013 and above
-- Windows Driver Kit 8.1
+- Windows Driver Kit 8.1 and above
 
 **Building**
 
 Following guide explains how to make a release win32 build
-1. Open Hidden.sln using Visual Studio 2013
+1. Open Hidden.sln using Visual Studio
 2. Build **Hidden Package** project with configurations Release, Win32
 3. Open build results folder **\<ProjectDir\>\Release**
 
@@ -34,6 +34,7 @@ Following guide explains how to make a release win32 build
 2. Copy files from **\<ProjectDir\>\Release\Hidden Package** to a test machine
 3. Right mouse click on **Hidden.inf** and choose **Install**
 4. Start a driver (sc start hidden)
+5. Make sure service is running (sc query hidden)
 
 **Hiding**