Update README.md

README.md

@@ -47,8 +47,21 @@ Installing AutoRest on Windows, MacOS or Linux involves two steps:
 
 Other Linux platforms *might* work -- if the platform is listed https://github.com/Azure/autorest/releases/tag/dotnet-runtime-1.0.3 -- there is a fairly good chance that it'll work. As more testing is completed, we'll ensure that we update the status here.
 
-### _Coming Soon_ 
-A downloadable Installer EXE for Windows that automates both steps should be available shortly.
+### _PREVIEW AVAILABLE_ : Installer EXE for AutoRest now online 
+You can test out the PREVIEW AutoRest installer from : https://github.com/Azure/autorest/releases/download/dotnet-runtime-1.0.3/AutoInstaller.exe
+
+> **Note**: 
+> The Installer is a work-in-progress -- it has been tested for the happy path, some functionality isn't yet implemented:
+> - Remove/Uninstall - not yet implemented
+> - Upgrade - minimally tested
+> - About and Project buttons - not yet implemented
+> - not yet codesiged
+> - no silent/unattended mode yet
+> <br>
+> <br> ![image](https://cloud.githubusercontent.com/assets/133736/23370663/440ff1c4-fcca-11e6-9b66-5e0da642af55.png) <br>
+
+> - Feedback welcome at https://github.com/Azure/autorest/issues/1884
+
 
 # Getting Started using AutoRest ![image](./docs/images/normal.png)