Update readme.md

Co-authored-by: Michael Hawker MSFT (XAML Llama) <24302614+michael-hawker@users.noreply.github.com>

Author: azchohfi

readme.md

@@ -50,7 +50,7 @@ Once you do a search, you should see a list similar to the one below (versions m
 | Microsoft.Toolkit.Uwp.DeveloperTools | XAML user controls and services to help developer building their app | 
 
 ## <a name="supported"></a> Features
-The [Features list](https://github.com/MicrosoftDocs/WindowsCommunityToolkitDocs/blob/master/docs/toc.md#controls) refers to all the currently available features that can be found in the Windows Community Toolkit. Most features should work with the April 2018 Update SDK 17134 and above; however, refer to specific documentation on each feature for more information.
+The [Features list](https://github.com/MicrosoftDocs/WindowsCommunityToolkitDocs/blob/master/docs/toc.md#controls) refers to all the currently available features that can be found in the Windows Community Toolkit. Most features should work with the October 2018 Update (1809) SDK 17763 and above; however, refer to specific documentation on each feature for more information.
 
 ## Feedback and Requests
 Please use [GitHub Issues](https://github.com/windows-toolkit/WindowsCommunityToolkit/issues) for bug reports and feature requests.