Added documentation to SPInstaller

CHANGELOG.md

@@ -10,6 +10,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - SharePointDsc
   - Added logging to the event log when the code throws an exception
   - Added support for trusted domains to Test-SPDscIsADUser helper function
+- SPInstall
+  - Added documentation about a SharePoint 2019 installer issue
 
 ### Changed
 

SharePointDsc/DSCResources/MSFT_SPInstall/Readme.md

@@ -20,6 +20,28 @@ stream is added to indicate that the file is potentially from an unsafe source.
 To use these files, make sure you first unblock them using Unblock-File.
 SPInstall will throw an error when it detects the file is blocked.
 
+NOTE 3:
+The SharePoint 2019 installer has an issue with the Visual C++ Redistributable.
+The Prerequisites Installer accepts a lower version than the SharePoint Setup
+requires, resulting in the setup throwing an error message. The solution is to
+download the most recent version of the Redistributable and using the Package
+resource to install it through DSC:
+
+```PowerShell
+Package 'Install_VC2017ReDistx64'
+{
+    Name       = 'Microsoft Visual C++ 2015-2019 Redistributable (x64) - 14.24.28127'
+    Path       = 'C:\Install\SharePoint\prerequisiteinstallerfiles\vc_redist.x64.exe'
+    Arguments  = '/quiet /norestart'
+    ProductId  = '282975d8-55fe-4991-bbbb-06a72581ce58'
+    Ensure     = 'Present'
+    Credential = $InstallAccount
+}
+```
+
+More information:
+https://docs.microsoft.com/en-us/sharepoint/troubleshoot/installation-and-setup/sharepoint-server-setup-fails
+
 ## Multilingual support
 
 Where possible, resources in SharePointDsc have been written in a way that