[NUI] Update StyleGuide README

[platform/core/csapi/tizenfx.git] / test / Tizen.NUI.StyleGuide / README.md

diff --git a/test/Tizen.NUI.StyleGuide/README.md b/test/Tizen.NUI.StyleGuide/README.md
index 642b7b3..2e218a3 100755 (executable)
--- a/test/Tizen.NUI.StyleGuide/README.md
+++ b/test/Tizen.NUI.StyleGuide/README.md
@@ -15,6 +15,7 @@
 ### csproj file
 - Set the target framework installed in your environment.
 - Tizen.NUI.StyleGuide.csproj
+- Please check .NET version like below. Should be 3.1 version.
 ![](./.pic/csproj-file.png)
 
 ### Start debugging