IGEL OS 10.04 IGEL OS Articles Smartcard Smartcard Authentication Current: Citrix XenDesktop Appliance Mode PDF Download PDF Download page Citrix XenDesktop Appliance Mode. Current page All pages Citrix XenDesktop Appliance Mode First configure the Smartcard authentication as described in Smartcard Authentication in Browser.Additionally:Activate Enable Citrix Virtual Desktop under Sessions > Appliance Mode.Enter the Virtual Desktop delivery server URL.Enable Smartcard Login. ×