Merge pull request #1375 from mikeblome/mb-installation

PRMerger9 · web-flow · commit 5e9a5239141d · 2018-09-19T02:15:39.000+08:00
added info on adding c++ support to existing 2015 installation
diff --git a/docs/build/vscpp-step-0-installation.md b/docs/build/vscpp-step-0-installation.md
@@ -2,7 +2,7 @@
 title: Install C++ support in Visual Studio 2017 | Microsoft Docs
 description: "Install Visual Studio support for Visual C++"
 ms.custom: "mvc"
-ms.date: "06/21/2018"
+ms.date: "09/17/2018"
 ms.topic: "tutorial"
 ms.technology: ["devlang-C++"]
 ms.devlang: "C++"
@@ -28,7 +28,7 @@ For details on the disk space and operating system requirements, see [Visual Stu
 
 ## Visual Studio 2015 Installation
 
-To install Visual Studio 2015, go to [Download older versions of Visual Studio](https://www.visualstudio.com/vs/older-downloads/). Run the setup program and choose **Custom installation** and then choose the C++ component.
+To install Visual Studio 2015, go to [Download older versions of Visual Studio](https://www.visualstudio.com/vs/older-downloads/). Run the setup program and choose **Custom installation** and then choose the C++ component. To add C++ support to an existing Visual Studio 2015 installation, click on the Windows Start button and type **Add Remove Programs**. Open the program from the results list and then find your Visual Studio 2015 installation in the list of installed programs. Double-click it, then choose **Modify** and select the Visual C++ components to install.
 
 In general, we highly recommend that you use Visual Studio 2017 even if you need to compile your code using the Visual Studio 2015 compiler. For more information, see [Use native multi-targeting in Visual Studio to build old projects](../porting/use-native-multi-targeting.md).
 
