Licenses & More (Legacy) IGEL Software Licenses How-Tos Current: Upgrading IZ Licenses to UD Licenses PDF Download PDF Download page Upgrading IZ Licenses to UD Licenses. Current page Include child pages All pages Upgrading IZ Licenses to UD Licenses This article describes how to upgrade IGEL Zero (IZ) licenses to IGEL Universal Desktop (UD) licenses.Follow the instructions in the given order:Exporting a Unit ID List for Your IZ DevicesGetting the License File from the IGEL License PortalDeploying the Licenses on Your Devices ×