docs: includes file changes

Author: lukeblevins

hub/apps/get-started/uno-setup.md

@@ -0,0 +1,29 @@
+---
+title: Uno Setup Guide
+description: Learn how to reach users on other platforms like Web, iOS, Android, and Linux with minimal changes to the C#/WinUI 3 simple photo viewer built in the previous tutorial. We'll use Uno Platform to create a new multi-platform app, which we can move code from the existing desktop project to.
+ms.topic: article
+ms.date: 05/21/2023
+keywords: Windows, App, SDK, WinUI 3, WinUI, photo, viewer, Windows 11, Windows 10, XAML, C#, uno platform, uno
+ms.author: aashcraft
+author: alvinashcraft
+ms.localizationpriority: medium
+---
+
+## Finalize your environment
+
+1. Open a command-line prompt, Windows Terminal if you have it installed, or else Command Prompt or Windows Powershell from the Start Menu.
+
+2. Install the `uno-check` tool:
+    - Use the following command:
+
+        `dotnet tool install -g uno.check`
+
+    - To update the tool, if you already have an existing one:
+
+        `dotnet tool update -g uno.check`
+
+3. Run the tool with the following command:
+
+    `uno-check`
+
+4. Follow the instructions indicated by the tool. Because it needs to modify your system, you may be prompted for elevated permissions.

hub/apps/get-started/uno-simple-photo-viewer.md

@@ -27,24 +27,9 @@ After you've [created](/hub/apps/get-started/simple-photo-viewer-winui3.md) a st
 - .NET desktop development installed (for Gtk, Wpf, and Linux Framebuffer development)
 :::image type="content" source="../images/uno/uno-vs-install-dotnet.png" alt-text="dotnet desktop workload in VS":::
 
-## Finalize your environment
 
-1. Open a command-line prompt, Windows Terminal if you have it installed, or else Command Prompt or Windows Powershell from the Start Menu.
 
-2. Install the `uno-check` tool:
-    - Use the following command:
-
-        `dotnet tool install -g uno.check`
-
-    - To update the tool, if you already have an existing one:
-
-        `dotnet tool update -g uno.check`
-
-3. Run the tool with the following command:
-
-    `uno-check`
-
-4. Follow the instructions indicated by the tool. Because it needs to modify your system, you may be prompted for elevated permissions.
+[!INCLUDE [uno-setup.md](./uno-setup.md)]
 
 ## Install the Uno Platform solution templates
 

hub/apps/how-tos/uno-multiplatform.md

@@ -29,24 +29,7 @@ Once you've [created](hello-world-winui3.md) a starter Hello World WinUI 3 app,
 - .NET desktop development installed (for Gtk, Wpf, and Linux Framebuffer development)
 :::image type="content" source="../images/uno/uno-vs-install-dotnet.png" alt-text=".net desktop workload in VS":::
 
-## Finalize your environment
-
-1. Open a command-line prompt, Windows Terminal if you have it installed, or else Command Prompt or Windows Powershell from the Start Menu.
-
-2. Install the `uno-check` tool:
-    - Use the following command:
-
-        `dotnet tool install -g uno.check`
-
-    - To update the tool, if you already have an existing one:
-
-        `dotnet tool update -g uno.check`
-
-3. Run the tool with the following command:
-
-    `uno-check`
-
-4. Follow the instructions indicated by the tool. Because it needs to modify your system, you may be prompted for elevated permissions.
+[!INCLUDE [uno-setup.md](../get-started/uno-setup.md)]
 
 ## Install the Uno Platform solution templates