Update 20480C_MOD15_LAK.md

Bug #97288 fixed

Author: FinastraProject

Instructions/20480C_MOD15_LAK.md

@@ -17,6 +17,9 @@ Wherever a path to a file starts with *[Repository Root]*, replace it with the a
 1.	Open Microsoft Visual Studio 2017.
 2.	In Microsoft Visual Studio, on the **File** menu, point to **Open**, and then click **Project/Solution**.
 3.	In the **Open Project** dialog box, browse to **[Repository Root]\Allfiles\Mod15\Labfiles\Starter**, click **ContosoConf.sln**, and then click **Open**.
+
+>**Note**: If **Security Warning for ContosoConf** dialog box appears clear **Ask me for every project in this solution** and then click **OK**.
+
 4.	In ContosoConf - Microsoft Visual Studio, on the **Project** menu, right-click **Add New Item**.
 5.	In the **Add New Item – ContosoConf** dialog box, click **npm Configuration File**.
 6.	In the **Name** box, type **package.json**.