Merge remote-tracking branch 'remotes/origin/hotfix/hotfix-v19.4.0.48'

Author: DeepakRajSundar

aspnet-core/installation-and-upgrade/Mac-Installer_images/Mac_Catalina_MacOS_Alert.png

@@ -10,9 +10,31 @@ documentation: ug
 
 # ASP.NET Core Mac Installation
 
+## How to download ASP.NET Core Mac installer?
+
+1. Essential Studio ASP.NET Core Mac installer can be downloaded from your account’s [download](https://help.syncfusion.com/common/essential-studio/download) section. You can download trial\licensed Mac installer based on your license.
+
+2. In the downloads page, click the "Mac" button and download the required Essential Studio ASP.NET Core Mac installer.
+
+   ![Download Page](Mac-Installer_images/Mac_Download.png)  
+
+
+## Steps to resolve the warning message in Catalina OS or later
+
+   While running Essential Studio ASP.NET Core Mac Installer on Catalina MacOS or later, the below alert will be displayed.
+
+   ![Alert Image](Mac-Installer_images/Mac_Catalina_MacOS_Alert.png)  
+     
+   If you receive this alert, follow the below steps for the easiest solution.   
+
+   1.	Right-click the downloaded pkg file.
+   2.	Select the "Open With" option and choose "Installer (Default)".
+
+## Step-by-Step Installation
+
 The steps below show how to install the Essential Studio ASP.NET Core Mac installer. 
 
-1. Double-click the Syncfusion ASP.NET Core Mac installer(.pkg) file. The installer Wizard opens. Click Continue.
+1. Double-click the Syncfusion Essential Studio ASP.NET Core Mac installer(.pkg) file. The installer Wizard opens. Click Continue.
 
    ![Welcome wizard](Mac-Installer_images/Mac_Installer1.png)
 
@@ -26,14 +48,14 @@ The steps below show how to install the Essential Studio ASP.NET Core Mac instal
 
    ![License Agree Confirmation](Mac-Installer_images/Mac_Installer3.png)
 
-   N> The Unlock key is not required to install the Mac installer. The Syncfusion Mac installer can be used for development purposes without registering the Unlock key.
+   N> The Unlock key is not required to install the Mac installer. The Syncfusion Essential Studio ASP.NET Core Mac installer can be used for development purposes without registering the Unlock key.
 
 
 4. The Destination select wizard will appear. You can choose which disc to install the Syncfusion Essential Studio for ASP.NET Core Mac installer on here.
 
    ![Destination](Mac-Installer_images/Mac_Installer5.png)
 
-5. The Installation Type wizard will appear. Click Install to begin the standard installation of the Syncfusion ASP.NET Core Mac installer.
+5. The Installation Type wizard will appear. Click Install to begin the standard installation of the Syncfusion Essential Studio ASP.NET Core Mac installer.
 
    ![Install Location](Mac-Installer_images/Mac_Installer6.png)