[FIX] README Update

README.md

@@ -3,16 +3,18 @@
 ## INTRODUCTION
 PPT NDI transfers PowerPoint presentations via NDI technology released by NewTek. Can be also used as a character generator because it supports transparency.
 
-The latest version is PPT NDI (20180813) and only supports Windows as of now.
+The latest version is PPT NDI (20190226) and only supports Windows as of now.
 
 ![PPT NDI Screenshot](https://raw.githubusercontent.com/ykhwong/ppt_ndi/master/resources/ppt_ndi_sshot.png)
 
 ## HOW TO USE
-1. Extract the ppt_ndi_20180813.7z
-2. Simply run the executable "ppt_ndi_20180813.exe"
+1. Download the ppt_ndi_20190226.7z from https://github.com/ykhwong/ppt_ndi/releases
+2. Extract the archive
+3. Simply run the executable "ppt_ndi_20190226.exe"
 
 ## REQUIREMENT
-Microsoft PowerPoint needs to be installed.
+1. Microsoft PowerPoint needs to be installed.
+2. PPT NDI requires Microsoft Windows 7 or higher. (x86-64 only)
 
 ## SEE ALSO
 * https://www.newtek.com/ndi/