First step will be downloading and installing the Citrix Receiver from:
Click Next through all default options.
When complete, you should automatically be prompted to complete the Receiver configuration:
Enter in the value for login.designmanager.com and choose Add:
Enter in your username and password
Next you should see an icon for DM Pro Cloud. DM Standard Cloud will display the company's name.
Click the DM icon and it will start the launch process.
You can create a shortcut on the desktop from the menu in the upper-right corner
Click the dropdown menu and select Get Desktop App
Click to open the configuration file
Allow and Add the changes to the system
You can now use the Desktop icon to automate logging in and launching Design Manager. It automatically logs you in as the user entered in the above configuration. Give the icon a double-click, and then give it at least 10-15 seconds to load before clicking again. The receiver is mapping your local resources, printers, folders in the background before you will see the DM splash screen. It should then take you directly into Design Manager.